@manual{vr-142,
   address = {Salem, New Hampshire},
   month = jan,
   organization = {Graphics {CiS}},
   title = {Geometry Ball Series Technical Specifications},
   year = {1990}
}

@inproceedings{vr-251,
   author = {A M. McKenna and S. Pieper and D. Zeltzer},
   address = {Snowbird, UT.},
   booktitle = {Proc. 1990 Symposium on Interactive 3D Graphics},
   pages = {165-174},
   title = {Control of a Virtual Actor: The Roach},
   year = {1990},
   date = "March 25-28"
}

@article{vr-327,
   author = {A. K. Bejczy and J. K. {Salisbury, Jr.}},
   journal = {Computers in Mechanical Engineering},
   month = {July},
   note = {(Keywords:  force feedback)},
   pages = {48-60},
   title = {Controlling Remote Manipulators Through     Kinesthetic Coupling},
   year = {1983}
}

@article{vr-91,
   author = {Adams, C.},
   journal = {Military and Aerospace Electronics},
   month = {Mar.},
   pages = {35-37},
   title = {If looks Could Kill: The Eyes Have It.},
   year = {1990.}
}

@inproceedings{vr-1,
   author = {Amburn, P. and Grant, E. and  Whitted, T.},
   booktitle = {SIGGRAPH Proceedings},
   month = {August 18-22},
   number = {4},
   pages = {189-195},
   title = {Managing Geometric Complexity With Enhanced Procedural Models},
   volume = {20},
   year = {1986}
}

@article{vr-92,
   author = {Arnold, B. and Powers, T. and Frankel, A.D.},
   journal = {?},
   month = {Aug.},
   pages = {33-41},
   title = {The Computer Graphics Virtual Device Interface},
   year = {1989.}
}

@book{vr-2,
   author = {Ashby W.R.},
   address = {New York},
   publisher = {John Wiley and Sons},
   title = {An Introduction to Cybernetics},
   year = {1963}
}

@incollection{vr-3,
   author = {Attneave, F.},
   address = {Washington DC},
   editor = {A. Melton and E. Martin},
   publisher = {Winstone},
   title = {Representation of Physical Space     Coding Processes in Human Memory},
   year = {1972}
}

@inproceedings{vr-93,
   author = {Aviles, W.},
   booktitle = {Proc. Human-Machine Interfaces for     Teleoperators and Virtual Environments},
   month = {Mar.},
   pages = {38},
   title = {Telerobotic Remote Presence},
   year = {1990.}
}

@inproceedings{vr-94,
   author = {Backman, D. and Jacobson, S. and     Iversen, E. and Davis, C. and  Biggers, K.},
   booktitle = {Proc. Human-Machine Interfaces for     Teleoperators and Virtual Environments},
   month = {Mar.},
   pages = {39},
   title = {Issues in the Design of High Dexterity,    force Reflective Teleoperators},
   year = {1990.}
}

@incollection{vr-257,
   author = {Badler, N.I. and Webber, B.L. and Kalita, J.     and Esakov, J.},
   address = {San Mateo, CA},
   booktitle = {Making Them Move: Mechanics, Control and     Animation of Articulated Figures},
   editor = {Badler, N. and     Barsky, B. and Zeltzer, D.},
   pages = {51-93},
   publisher = {Morgan Kaufmann},
   title = {Animation from Instructions},
   year = {1991}
}

@article{vr-95,
   author = {Barillot, C. and Robb, R. A. C.},
   journal = {?},
   month = {Sept.},
   number = {3},
   pages = {217-226},
   title = {Interactive Display and Analysis of     {3-D} Medical Images},
   volume = {8},
   year = {1989.}
}

@article{vr-96,
   author = {Barlow, John Perry},
   journal = {Microtimes},
   month = {Jan. 22},
   pages = {97-98, 104, 110},
   title = {Being in Nothingness},
   year = {1989}
}

@misc{vr-97,
   author = {Bates, J.},
   institution = {Carnagie Mellon University},
   title = {Oz Project: Overview and Schedule},
   year = {1989.}
}

@article{vr-98,
   author = {Beauchamp, R.G.},
   journal = {Microtimes},
   month = {May},
   pages = {84, 86, 97-99},
   title = {James {B}urke On The Computer Age},
   year = {1988.}
}

@article{vr-99,
   author = {Beaudan, Eric},
   journal = {American Way},
   month = {Oct. 15},
   pages = {35-36, 38},
   title = {Cockpits of the Future},
   year = {1987.}
}

@inproceedings{vr-4,
   author = {Bejczy, A.K. and Dotson, R.S.},
   booktitle = {IEEE Proceedings, Intl. Conf.     Cybernetics and Society},
   pages = {691-698},
   title = {Manual Control of Manipulator Forces     and Torques Using Graphic Display},
   year = {1982}
}

@article{vr-303,
   author = {Bennett Daviss},
   journal = {Discover},
   month = {June},
   note = {(Keywords:  virtual reality, dataglove)},
   pages = {37-41},
   title = {Grand Illusions},
   year = {1990}
}

@article{vr-5,
   author = {Benzon, B.},
   journal = {BYTE},
   month = {Jan.},
   pages = {113-130},
   title = {The Visual Mind and the {M}acintosh},
   year = {1985}
}

@article{vr-6,
   author = {Bergman, L. and Fuchs, H. and Grant, E. and Spach, S.},
   journal = {ACM SIGGRAPH},
   month = {August 18-22},
   number = {4},
   pages = {29-37},
   title = {Image Rendering By Adaptive Refinement},
   volume = {20},
   year = {1986}
}

@inproceedings{vr-178,
   author = {Beth A. Marcus and Philip J. Curchill},
   booktitle = {The Second Annual Space Operations Automation     and Robotics Workshop, held at Wright State     University},
   month = {July 20-23},
   organization = {Sponsored by NASA and the USAF},
   title = {Sensing Human Hand Motions for Controlling     Dexterous Robots},
   year = {1988}
}

@article{vr-100,
   author = {Beyers, D.},
   journal = {Air Force Times},
   month = {Mar. 16},
   pages = {32},
   title = {'{S}uper {C}ockpit' Plans to Be Unveiled {M}arch 31},
   year = {1987}
}

@article{vr-297,
   author = {Bill Buxton},
   journal = {Byte},
   month = {July},
   note = {(Keywords:  user interface)},
   pages = {205-210},
   title = {Smoke and Mirrors},
   year = {1990}
}

@article{vr-7,
   author = {Birt, J. and Furness, T.},
   journal = {Air University Review},
   month = apr,
   number = {3},
   pages = {28-40},
   title = {Visually-Coupled Systems},
   volume = {20},
   year = {1974}
}

@inproceedings{vr-8,
   author = {Bishop, G. and Fuchs, H.},
   booktitle = {Conference on Advanced Research in VLSI},
   organization = {MIT},
   pages = {65-73},
   title = {The Self-Tracker: A Smart Optical Sensor on Silicon},
   year = {1984}
}

@article{vr-101,
   author = {Blake, Andrew},
   address = {Albuqerue New Mexico},
   journal = {Albuquerue Journal},
   month = {June 29},
   pages = {B1},
   title = {'Supercockpit' Appears Right on Target},
   year = {1987.}
}

@article{vr-102,
   author = {Blake, Andrew},
   address = {Boston, Mass.},
   journal = {Boston Globe},
   month = {June 15},
   pages = {55-56},
   title = {When Looks Can Kill},
   year = {1987.}
}

@inproceedings{vr-103,
   author = {Blauert, J.},
   booktitle = {Proc. Human-Machine Interfaces for     Teleoperators and Virtual Environments},
   month = {Mar.},
   pages = {59},
   title = {The Telepr{\"a}senz-Consortium: Structures     and Intentions},
   year = {1990.}
}

@inproceedings{vr-104,
   author = {Starker, India AND Bolt, Richard A.},
   booktitle = {Proc. of CHI'90 (Seattle)},
   month = {Apr. 1-5},
   pages = {3-10},
   title = {A Gaze-Responsive Self-Disclosing Display},
   year = {1990}
}

@article{vr-105,
   author = {Branwyn, G.},
   journal = {The Futurist},
   month = {May-June},
   pages = {45},
   title = {Virtual Reality},
   year = {1990.}
}

@incollection{vr-318,
   author = {Brenda K. Laurel},
   address = {Hillside, NJ},
   booktitle = {User Centered System Design},
   editor = {D. A. Norman and S. W. Draper},
   note = {(Keywords:  human-computer interface user)},
   pages = {67-85},
   publisher = {Lawrence Erlbaum Associates, Inc.},
   title = {Interface as Mimesis},
   year = {1986}
}

@article{vr-106,
   author = {Brian and Hoey and Captain.},
   journal = {Airman},
   month = oct,
   number = {10},
   pages = {9-13},
   title = {Cockpits of the Future},
   volume = {XXIX},
   year = {1985.}
}

@article{vr-107,
   author = {Bricken, M.},
   journal = {ACADS Quarterly},
   month = sep,
   number = {61},
   pages = {20--23},
   title = {Cyberspace: A mind-blowing trip into artificial reality},
   year = {1989}
}

@inproceedings{vr-9,
   author = {Brindle, J. and Furness, T.},
   address = {Dayton OH},
   booktitle = {National Aerospace Electronics Conference},
   month = may,
   title = {Visually Coupled Systems in Advanced Air Force Applications},
   year = {1974}
}

@book{vr-10,
   author = {Brooks, F. P.},
   publisher = {ACM SIGCHI},
   title = {Grasping Reality Through Illusion --- Interactive Graphics Serving Science},
   year = {1988}
}

@inproceedings{vr-108,
   author = {Brooks, F.},
   booktitle = {Proc. Human-Machine Interfaces     for Teleoperators and Virtual Environments},
   month = mar,
   pages = {45-46},
   title = {Virtual Reality at Work},
   year = {1990}
}

@article{vr-109,
   author = {Brosselin, Serge},
   journal = {Science et Vie},
   month = jan,
   number = {832},
   title = {Le Pilote Que Voit L'invisible},
   year = {1987}
}

@article{vr-110,
   author = {Brown, D.A.},
   journal = {Aviation Week and Space Technology},
   month = {Jan 15},
   pages = {60-61},
   title = {Teams Disagree on Training system For Army     {LHX} Helicopter Program},
   year = {1990}
}

@article{vr-258,
   author = {Brozan, Nadine},
   journal = {The New York Times},
   month = {Wed., May 16},
   title = {From Citibank Millions For Schools},
   year = {1990}
}

@article{vr-111,
   author = {Buckwalter, Len},
   journal = {Avionics},
   month = may,
   number = {5},
   pages = {15-26},
   title = {Military Avionics},
   volume = {10},
   year = {1986}
}

@article{vr-112,
   author = {Burgess, P.},
   journal = {Mac WEEK},
   month = {Aug. 2},
   pages = {38-39},
   title = {Head of {VPL} Research Virtually Makes His Own Worlds},
   year = {1988}
}

@book{vr-12,
   author = {Buxton, W. and Meyers, B.A.},
   pages = {321-326.},
   publisher = {ACM SIGCHI},
   title = {A Study in Two-Handed Input},
   year = {1986}
}

@mastersthesis{vr-13,
   author = {Callahan, M.A.},
   month = jun,
   school = {MIT Dept. of Architecture},
   title = {A {3-D} Display Head-Set for Personalized Computing},
   type = {M.S. Thesis},
   year = {1983}
}

@inproceedings{vr-44,
   author = {Carol M. Ginsberg and Delle Maxwell},
   address = {Toronto, Canada},
   booktitle = {Proc. ACM SIGGRAPH/SIGART Workshop on Motion},
   month = apr,
   pages = {172-179},
   title = {Graphical Marionette},
   year = {1983}
}

@article{vr-113,
   author = {Caruso, D.},
   journal = {San Francisco Examiner},
   month = {Aug. 20},
   title = {Coupling people machines},
   year = {1989}
}

@article{vr-114,
   author = {Cassidy, R.},
   journal = {R and D Magazine},
   month = apr,
   pages = {50-56, 58, 60},
   title = {Scientific Visualization: A New Computer     Research Tool},
   year = {1990}
}

@book{vr-14,
   author = {Chan, K. and Hoeltzel, D.A.},
   pages = {1-16.},
   publisher = {AI EDAM},
   title = {A Knowledge-Based User Interface for the     Interactive Design of Three-Dimensional Objects},
   year = {1988}
}

@inproceedings{vr-115,
   author = {Chung, J. C. and Harris, M. R. and Brooks, F. P. AND Fuchs, H. AND Kelley, M. T. and Hughes, J. W. and Ouh-young, M. and Cheung, C. and Holloway, R. L. and Pique, M.},
   booktitle = {Three-dimensional Visualization and Display Technologies},
   editor = {Robbins, Woodrow E. AND Fisher, Scott S.},
   month = jan,
   pages = {42--52},
   series = {Proc. SPIE},
   title = {Exploring Virtual Worlds with Head-Mounted Displays},
   volume = {1083},
   year = {1989}
}

@article{vr-116,
   author = {Churbuck, D.},
   journal = {Forbes},
   month = {Feb. 5},
   pages = {154-155, 158},
   title = {The Ultimate Computer Game},
   year = {1990}
}

@inproceedings{vr-15,
   author = {Clapp, R.E.},
   booktitle = {Simulators IV, Proceedings of SCS Simulators Conf.},
   pages = {223-228},
   title = {Aerial Image Display Systems in Simulation},
   year = {1987}
}

@article{vr-16,
   author = {Clark, J.},
   journal = {Communications of ACM},
   month = aug,
   number = {8},
   pages = {454-460},
   title = {Designing Surfaces in {3-D}},
   volume = {19},
   year = {1976}
}

@inproceedings{vr-249,
   author = {Cliff Brett and Steven Pieper and David Zeltzer},
   address = {Cambridge, MA},
   booktitle = {Proc. 4th Usenix Computer Graphics Workshop},
   month = {October 8-9},
   title = {Putting It All Together: An Integrated Package for Viewing and Editing {3D} Microworlds},
   year = {1987}
}

@article{vr-325,
   author = {Colin Ware},
   journal = {The Visual Computer},
   note = {(Keywords:  bat, polhemus, user interface, input device,     virtual environments, 3d interaction)},
   pages = {245-253},
   title = {Using the Hand Position for Virtual Object     Placement},
   volume = {6},
   year = {1990}
}

@article{vr-326,
   author = {Colin Ware and Steven Osborne},
   journal = {Computer Graphics},
   month = mar,
   number = {2},
   pages = {175-183},
   title = {Exploration and Virtual Camera Control in     Virtual Three Dimensional Environments},
   volume = {24},
   year = {1990},
   organizaton = "Proceedings 1990 Symposium on Interactive     Graphics"
}

@article{vr-117,
   author = {Coursey, D.},
   journal = {MIS Week},
   month = {Mar. 5},
   pages = {89},
   title = {Intel Micro 200: A computing revolution in     the making},
   year = {1990.}
}

@inproceedings{vr-250,
   author = {D. Zeltzer},
   address = {Toronto, Canada.},
   booktitle = {Proc. ACM SIGGRAPH/SIGART Workshop on Motion},
   month = apr,
   pages = {187-192},
   title = {Knowledge-based Animation},
   year = {1983}
}

@article{vr-252,
   author = {D. Zeltzer},
   address = {Saint-Etienne, France.},
   journal = {Proc. L'Imaginaire Numerique},
   month = {May 14-16},
   title = {Motor Problem Solving for Three Dimensional Computer Animation},
   year = {1987}
}

@article{vr-256,
   author = {Zeltzer, David},
   journal = {The Visual Computer},
   month = dec,
   note = {Reprinted with revisions from Proc. Graphics Interface 85.},
   number = {4},
   pages = {249-259},
   title = {Towards an Integrated View of {3-D} Computer Animation},
   volume = {1},
   year = {1985}
}

@techreport{vr-175,
   author = {Daniel T. Ling},
   address = {Yorktown Heights},
   institution = {IBM Research Division},
   month = {February 9},
   note = {(keywords: dataglove, leep optics, head-mounted display)},
   number = {68850},
   title = {Beyond Visualization --- Virtual Worlds for     Data Understanding},
   type = {Research Report RC 15479},
   year = {1990}
}

@book{vr-292,
   author = {David Baraff and Norman I. Badler},
   address = {Philadelphia, PA},
   publisher = {Department of Computer and Information Science,     Univ. of Penn.},
   title = {Handwaving in Computer Graphics: Efficient     Methods for Interactive Input Using a Six-Axis     Digitizer},
   year = {1986}
}

@article{vr-304,
   author = {David Delp and Scott Delp},
   journal = {SOMA Engineering for the Human Body},
   note = {(Keywords:  surgical simulation, kinematics, tendons)},
   number = {3},
   pages = {17-25},
   title = {Understanding Human Movement with Computer Graphics},
   volume = {3},
   year = {1989}
}

@article{vr-300,
   author = {David L. Chandler},
   journal = {The Boston Globe},
   month = {Dec. 13,},
   note = {(Keywords:  telepresence, telemanipulation, undersea robots)},
   pages = {35-36},
   title = {Robot Stand-ins Reach Out and Touch},
   year = {1990}
}

@inproceedings{vr-196,
   author = {David Sturman and David Zeltzer and Steven Pieper},
   address = {Williamsburg, VA},
   booktitle = {Proc. UIST '89: ACM SIGGRAPH/SIGCHI Symposium on User Interface Software and Technology},
   month = {Nov 13-15},
   pages = {19-24},
   title = {Hands-On Interaction with Virtual Environments},
   year = {1989}
}

@inproceedings{vr-197,
   author = {David Sturman and David Zeltzer and Steven Pieper},
   address = {Boston, MA},
   booktitle = {ACM SIGGRAPH 89},
   month = {July 31},
   title = {The Use of Constraints in the bolio System    (Course Notes, Implementing and Interacting     with Realtime Microworlds)},
   year = {1989}
}

@inproceedings{vr-223,
   author = {David Zeltzer and Steven Pieper and David Sturman},
   address = {London, Ontario},
   booktitle = {Proc. Graphics Interface '89},
   month = jun,
   pages = {266-274},
   title = {An Integrated Graphical Simulation Platform},
   year = {1989}
}

@article{vr-259,
   author = {Davis, Susan},
   journal = {San Francisco Examiner},
   month = {Sun.,  Feb. 11},
   pages = {D20},
   title = {After The Beep},
   year = {1990}
}

@inproceedings{vr-119,
   author = {De Gennaro, S.},
   booktitle = {Proc. Human-Machine Interfaces for     Teleoperators and Virtual Environments},
   month = mar,
   pages = {15-16},
   title = {Watch what you say     your computer might be listening!},
   year = {1990.}
}

@article{vr-120,
   author = {Ditlea, S.},
   journal = {Omni},
   month = sep,
   pages = {22},
   title = {Datasuit},
   year = {1988}
}

@article{vr-121,
   author = {Ditlea, S.},
   journal = {PC Computing},
   month = nov,
   pages = {90-91, 93-95, 98-99, 101},
   title = {Inside Artificial Reallity},
   year = {1989}
}

@article{vr-122,
   author = {Duffy, R.B.},
   journal = {PC Computing},
   month = nov,
   pages = {155-156},
   title = {{PC} Mind Control},
   year = {1989}
}

@inproceedings{vr-123,
   author = {Durlach, N.},
   booktitle = {Proc. Human-Machine Interfaces for     Teleoperators and Virtual Environments},
   month = mar,
   pages = {73},
   title = {Human-Machine Interface Hardware: The next decade},
   year = {1990.}
}

@inproceedings{vr-260,
   author = {Ehrlich, Susan F.},
   booktitle = {CHI + GI Conference},
   publisher = {ACM Document ACM-0-89791-213-6/87/0004/0323.},
   title = {Social and Psychological Factors Influencing     The Design of Office Communications Systems},
   year = {1987}
}

@book{vr-302,
   author = {Einya Cohen and Lila Namir and    I. M. Schlesinger},
   address = {The Hague},
   publisher = {Mouton},
   title = {A New Dictionary of Sign Language},
   year = {1977}
}

@inproceedings{vr-18,
   author = {Ellis, S.},
   address = {Asilomar, CA},
   booktitle = {Spatial Displays and Spatial Instruments Conf.},
   month = aug,
   title = {Pictorial Communication: Pictures and the     Synthetic Universe},
   year = {1987}
}

@inproceedings{vr-124,
   author = {Ellis, S.},
   booktitle = {Proc. Engineering Foundation Workshop on     Human-Machine Interfaces for Teleoperators     and Virtual Environments},
   month = {Mar. 4-9},
   pages = {14},
   title = {Varieties of Virtualization},
   year = {1990}
}

@inproceedings{vr-19,
   author = {Ellis, S. and Grunwald, A. and Smith, S.     and Tyler, M.},
   booktitle = {Proceedings of IEEE Compcon},
   month = {Spring},
   title = {Enhancement of Man-Machine Communication:     The Human Use of Inhuman Beings},
   year = {1988}
}

@inproceedings{vr-17,
   author = {Ellis, S. and Kim, W.S. and Tyler, M. and     McGreevy, M. and Stark, L.},
   booktitle = {IEEE Proceedings Intl. Conf. on     Systems, Man, and Cybernetics},
   month = nov,
   pages = {815-818},
   title = {Visual Enhancements for Perspective Displays:     Perspective Parameters},
   year = {1985}
}

@article{vr-125,
   author = {Elmer-Dewitt, P.},
   journal = {Time},
   month = {May 1},
   pages = {65-66},
   title = {Through the {3-D} Looking Glass},
   year = {1989}
}

@inproceedings{vr-155,
   author = {Enbar, G.},
   booktitle = {Proc. Human-Machine Interfaces for Teleoperators     and Virtual Environments},
   month = mar,
   pages = {76},
   title = {Human Operator Tracking Performance with a     Vibrotactile Display},
   year = {1990}
}

@inproceedings{vr-126,
   author = {Endsley, Mica},
   booktitle = {Proc. Human-Machine Interfaces for Teleoperators     and Virtual Environments},
   month = mar,
   pages = {65},
   title = {Objective Evaluation of Situation Awareness     for Dynamic Decision Makers in Teleoperators},
   year = {1990}
}

@inproceedings{vr-127,
   author = {Erickson, T.D. and Mercurio, P.J.},
   booktitle = {Proceedings of the 3rd IFIP Conf. on     Human-Computer Interaction},
   month = aug,
   title = {Interactive Scientific Visualization: An     assessment of a Virtual Reality System},
   year = {1990}
}

@article{vr-128,
   author = {Fairchild, K. and Gullichsen, E.},
   address = {Key West},
   journal = {ACM-SIGCHI Mixed Mode Workshop},
   month = dec,
   title = {From Modern Alchemy to a New Renaissance},
   year = {1986}
}

@inproceedings{vr-129,
   author = {Fisher, Scott S. and Jacoby, R. and Byrson, S. and Stone, P. and McDowall, I. and Bolas, M. and Dasaro, D. and Wenzel, E. and Coler, C. D.},
   booktitle = {Proc. Human-Machine Interfaces for Teleoperators     and Virtual Environments},
   month = mar,
   pages = {20-24},
   title = {The {A}mes Virtual Environment Workstation:     Implementation Issues and Requirements},
   year = {1990}
}

@inproceedings{vr-20,
   author = {Fisher, Scott S.},
   booktitle = {Processing and Display of Three-Dimensional Data},
   journal = {SPIE},
   pages = {41-45},
   series = {Proc. SPIE},
   title = {Viewpoint Dependent Imaging: An     Interactive Stereoscopic Display},
   volume = {367},
   year = {1982}
}

@inproceedings{vr-21,
   author = {Fisher, Scott S.},
   booktitle = {Intelligent Robots and Computer Vision},
   journal = {SPIE},
   pages = {396-401},
   series = {Proc. SPIE},
   title = {Telepresence Master-Glove Controller for     Dexterous Robotic End-Effectors},
   volume = {726},
   year = {1986}
}

@inproceedings{vr-22,
   author = {Fisher, Scott S. and McGreevy, M. and Humphries, J.  and Robinett, W.},
   booktitle = {Intelligent Robots and Computer Vision},
   journal = {SPIE},
   pages = {517-522},
   series = {Proc. SPIE},
   title = {Virtual Workstation: A Multimodal, Stereoscopic Display Environment},
   volume = {726},
   year = {1986}
}

@misc{vr-130,
   author = {{Flogiston Corp.}},
   title = {Flogiston Flyer Two: Virtual Realities-Active     and Passive},
   year = {1990}
}

@book{vr-261,
   author = {Foley, James D. AND van Dam, Andries AND Feiner, Steve K. AND Hughes, James. F.},
   edition = {Second},
   publisher = {Addison-Wesley},
   title = {Computer Graphics: Principles and Practice},
   year = {1990}
}

@article{vr-131,
   author = {Freiherr, G.},
   journal = {Computer Graphics World},
   month = jul,
   pages = {42-48},
   title = {Building a Way to See},
   year = {89}
}

@article{vr-132,
   author = {Freiherr, G.},
   journal = {Air and Space Smithsonian},
   month = mar,
   pages = {73-75, 78-81},
   title = {Invasion of the Spacebots},
   year = {1990}
}

@article{vr-25,
   author = {Fuchs, H. and Abram, G.D. and Grant, E.D.},
   journal = {ACM Computer Graphics},
   month = jul,
   number = {3},
   pages = {65-72},
   title = {Near-Real-Time Shaded Display of Rigid Objects},
   volume = {10},
   year = {1983}
}

@techreport{vr-26,
   author = {Fuchs, H. and Kedem, Z.M. and Naylor, B.},
   journal = {ACM pub. 0-89791-004},
   pages = {175-181},
   title = {Predetermining Visibility Priority in {3-D} Scenes},
   type = {Preliminary Report},
   year = {1979}
}

@article{vr-118,
   author = {Fuchs, H. and Levoy, M. and Pizer, S.M.},
   journal = {IEEE Computer},
   month = aug,
   pages = {46-50},
   title = {Interactive Visualization of {3-D} Medical Data},
   year = {1989}
}

@article{vr-133,
   author = {Fulghum},
   journal = {Navy Times},
   month = {Jan. 18},
   pages = {31--39},
   title = {New Helmet Could Replace Head-Up Display},
   year = {1988}
}

@inproceedings{vr-135,
   author = {{Furness III}, Thomas A.},
   booktitle = {SID International Symposium},
   month = may,
   pages = {4-7},
   title = {Harnessing Virtual Space},
   year = {1988}
}

@article{vr-27,
   author = {Furness, T.},
   journal = {Government Computer News},
   month = {August 15},
   pages = {76-77},
   title = {'{S}uper {C}ockpit' Amplifies Pilot's Senses and Actions},
   year = {1988}
}

@inproceedings{vr-31,
   author = {Furness, T.},
   booktitle = {Proceedings of Human Factors Society Symposium},
   month = nov,
   title = {The Super Cockpit and its Human Factors Challenges},
   year = {1986}
}

@article{vr-32,
   author = {Furness, T.},
   journal = {Popular Mechanics},
   month = dec,
   title = {Fantastic Voyage},
   year = {1986}
}

@article{vr-34,
   author = {Furness, T.},
   journal = {Army Aviation},
   month = {June 30},
   pages = {63-66},
   title = {Virtual Panoramic Display for the {LHX}},
   year = {1985}
}

@proceedings{vr-35,
   author = {Furness, T.},
   month = {May 29},
   organization = {Am. Assoc. for Advancement of Science Annual Meeting},
   title = {Virtual Concepts for Crew Member/Computer Integration},
   year = {1985}
}

@inproceedings{vr-36,
   author = {Furness, T.},
   address = {San Antonio, TX},
   booktitle = {52nd Annual Meeting of     Aerospace Medical Association},
   month = {May 4-7},
   title = {Helmet-Display Reading Performance During     Whole-Body Vibration},
   year = {1981}
}

@inproceedings{vr-37,
   author = {Furness, T.},
   address = {Farnborough, England},
   booktitle = {United Kingdom Informal Group on Human Response to Vibration},
   month = sep,
   organization = {Royal Aircraft Establishment},
   title = {The Effects of Whole-Body Vibration on the Perception of Target Imagery Presented on a Helmet-Mounted Display},
   year = {1979}
}

@inproceedings{vr-38,
   author = {Furness, T.},
   address = {Canberra, Australia},
   booktitle = {Symposium on Aeromedical Considerations of Low Level Flight and Long Duration Missions, 19th Meeting of Air Standardization Coordination Committee (Working Party 61)},
   month = nov,
   title = {The Use of Visually-Coupled Systems in High Vibration and Buffeting Environments},
   year = {1978}
}

@inproceedings{vr-39,
   author = {Furness, T.},
   address = {Chicago, IL},
   booktitle = {ARPA Conference on Biocybernetic Applications     for Military Systems},
   month = {April 5-7},
   title = {Visually-Coupled Information Systems},
   year = {1978}
}

@inproceedings{vr-41,
   author = {Furness, T.},
   address = {Dayton, OH},
   booktitle = {National Aerospace Electronics Conference},
   month = may,
   title = {Helmet-Mounted Displays and Their Aerospace Applications},
   year = {1969}
}

@inproceedings{vr-42,
   author = {Furness, T.},
   address = {Wright-Patterson AFB, OH},
   booktitle = {Proceedings, Symposium for Image Display and Recording},
   month = apr,
   note = {Technical Report TR-69-241},
   organization = {U.S. Air Force Avionics Laboratory},
   title = {The Application of Head-Mounted Displays to Airborne Reconnaissance and Weapon Delivery},
   year = {1969}
}

@article{vr-134,
   author = {Furness, T.},
   month = nov,
   number = {110},
   pages = {104-110},
   title = {Configuration de l'espace virtual pour le {S}uper {C}ockpit},
   volume = {28},
   year = {1989.}
}

@incollection{vr-29,
   author = {Furness, T.},
   booktitle = {System Design},
   editor = {W.B. Rouse and K.R. Boff},
   publisher = {North Holland},
   title = {Designing in Virtual Space},
   year = {1987.}
}

@inproceedings{vr-33,
   author = {Furness, T. and Kocian, D.},
   booktitle = {Proceedings of Society for Computer Simulation     Aerospace Conference},
   month = jan,
   title = {Putting Humans into Virtual Space},
   year = {1986}
}

@inproceedings{vr-40,
   author = {Furness, T. and Task, H. and Verona, R.},
   address = {Ft. Belvoir, VG},
   booktitle = {Symposium on Night Vision     Devices and Displays},
   month = nov,
   organization = {U.S. Army Night     Vision Laboratory},
   title = {Current Status and Performance of     Helmet-Mounted Displays},
   year = {1974}
}

@inproceedings{vr-136,
   author = {Furness, Thomas A.},
   booktitle = {Proc. Human-Machine Interfaces for     Teleoperators and Virtual Environments},
   month = mar,
   pages = {48-51},
   title = {Creating Better Virtual Worlds},
   year = {1990.}
}

@article{vr-137,
   author = {Gaffney, Tim},
   address = {Dayton Ohio},
   journal = {Dayton Daily News and Journal Herald},
   month = {March 6},
   title = {Pilots will see hear touch cockpit inside     special helmet},
   year = {1987}
}

@article{vr-138,
   author = {Gaines, Mike},
   journal = {Flight International},
   month = {March 7},
   number = {4052},
   pages = {29-30, 32, 34},
   title = {Super Cockpit},
   volume = {131},
   year = {1987}
}

@misc{vr-312,
   author = {Gary J. Grimes},
   address = {Murray Hill, NJ},
   month = {November 8},
   note = {(Keywords:  human interface, finger spelling)},
   publisher = {Bell Telephone Laboratories},
   title = {Digital Data Entry Glove Interface Device},
   type = {United States Patent 4414537},
   year = {1983}
}

@misc{vr-139,
   author = {Gehring, B. and {Gehring Research Corporation}},
   journal = {Manufactures Information.},
   title = {The Focal Point {3-D} Audio System}
}

@article{vr-43,
   author = {Gibbons, A.},
   journal = {Technology Review},
   month = apr,
   pages = {9-10},
   title = {Surgery In Space},
   year = {1989}
}

@techreport{vr-45,
   author = {Goldfeather, J. and Molnar, S. and Turk, G.    and Fuchs, H.},
   institution = {UNC at Chapel Hill},
   number = {TR88-006},
   title = {Near Real-Time {CSG} Rendering Using Tree Normalization and Geometric Pruning},
   year = {1988}
}

@article{vr-140,
   author = {Good, M. and Wixon, D.},
   month = oct,
   pages = {571-575},
   title = {Interface style an eclecticism: moving beyond categorical approaches},
   volume = {1},
   year = {1987}
}

@article{vr-143,
   author = {Gregory, William},
   journal = {Aviation Week and Space Technology},
   month = {Jan. 14},
   number = {2},
   pages = {143, 146, 151-152},
   title = {Virtual Cockpit's Panoramic Display Afford Advanced Mission Capabilities},
   volume = {122},
   year = {1985}
}

@inproceedings{vr-144,
   author = {Smith, Stuart and Bergeron, R. Daniel and Grinstein, Georges G.},
   booktitle = {Proc. CHI'90 (Seattle)},
   month = apr,
   pages = {125-132},
   title = {Stereophonic and Surface Sound Generation for Exploratory Data Analysis},
   year = {1990}
}

@incollection{vr-46,
   author = {Grunwald, A. and Ellis, S.},
   booktitle = {Training, Human Decision Making and Control},
   editor = {John Patrick and Keith D. Duncan},
   pages = {257-279},
   publisher = {Elsevier Science Publishers B.V.},
   title = {Spatial Orientation by Familiarity Cues},
   year = {1988}
}

@inproceedings{vr-146,
   author = {Gullichsen, E.},
   address = {Austin TX},
   booktitle = {USICON Eighty-Seven     2nd Annual User-System Interface Conference,     Lockheed Austin Division},
   month = feb,
   pages = {153-161},
   title = {Artificial Realities through Cyber-Quantum     Technology},
   year = {1987}
}

@misc{vr-145,
   author = {Gullichsen, E. and Fairchild, D.},
   address = {Linkoping, Sweden.},
   booktitle = {1987 WORKSHOP ON VISUAL LANGUAGES},
   month = {August 19-21},
   title = {The Modern Alchemists},
   year = {1987}
}

@article{vr-48,
   author = {Hall, M.R. and Miller, J.W.},
   journal = {Aerospace Medicine},
   month = apr,
   pages = {316-318},
   title = {Head-Mounted Electocular Display: A New     Display Concept for Specialized Environments},
   year = {1963}
}

@book{vr-47,
   author = {Hampden-Turner, C.},
   publisher = {Collier Books},
   title = {Maps of the Mind},
   year = {1981}
}

@article{vr-147,
   author = {{Hand Holder}},
   journal = {Popular Science},
   month = dec,
   pages = {72},
   title = {Hand Holder},
   year = {1989}
}

@misc{vr-148,
   author = {Hanson, D.P. and Robb, R. A.},
   title = {ANALYZE: A Software System for Interactive     Display and Quantitative Analysis of     Multidimensional Medical Images},
   year = {1989}
}

@article{vr-149,
   author = {Hapgood, F. and Hapgood, Fred},
   journal = {Smithsonian},
   month = jun,
   pages = {70-79},
   title = {The lab that is putting a new face on     the computer},
   year = {1990.}
}

@proceedings{vr-262,
   author = {Harvard Computation Laboratory},
   address = {Cambridge MA (1985).},
   month = jan,
   organization = {MIT Press},
   series = {The Charles Babbage Institute Reprint Series     for the History of Computing},
   title = {Proceedings of a Symposium on Large-Scale     Calculating Machinery},
   volume = {7},
   year = {1947}
}

@article{vr-150,
   author = {Harvey, David},
   journal = {Rotor and Wing International},
   month = {Jan. 8},
   pages = {32-33, 63},
   title = {{VCASS}: A Second Look At The Super Cockpit},
   volume = {21},
   year = {1987}
}

@article{vr-313,
   author = {Heinlein, Robert A.},
   journal = {Astounding Science-Fiction},
   month = aug,
   note = {(Keywords:  teleoperation)},
   number = {6},
   organization = {Currently available in Waldo and Magic, Inc.     by Robert A. Heinlein, Del Ray (Ballantine),     1986},
   pages = {9-53},
   title = {Waldo},
   volume = {29},
   year = {1942}
}

@inproceedings{vr-263,
   author = {Hiltz, Starr Roxanne},
   address = {Portland OR},
   booktitle = {Proceedings of the Conference on Computer-supported Cooperative Work},
   month = {Sept. 26-29},
   organization = {Sponsored by ACM SIGCHI and SIGOIS},
   title = {Collaborative Learning in a Virtual Classroom:     Highlights of Findings},
   year = {1988}
}

@article{vr-314,
   author = {Hiroo Iwata},
   journal = {Computer Graphics},
   month = aug,
   number = {4},
   organization = {Proceedings ACM SIGGRAPH '90},
   pages = {165-170},
   title = {Artificial Reality with Force-feedback:     Development of Desktop Virtual Space with     Compact Master Manipulator},
   volume = {24},
   year = {1990}
}

@incollection{vr-49,
   author = {Hochberg, J.},
   booktitle = {Handbook of Perception and Human Performance},
   editor = {K. Boff and L. Kaufman and J. Thomas},
   pages = {1-5},
   publisher = {John Wiley and Sons, NY},
   title = {Representation of Motion and Space in Video     and Cinematic Displays},
   volume = {I},
   year = {1986}
}

@techreport{vr-50,
   author = {Holloway, R.L.},
   institution = {UNC at Chapel Hill},
   month = jun,
   number = {TR87-015},
   title = {Head-Mounted Display Technical Report},
   year = {1987}
}

@article{vr-306,
   author = {Howard Eglowstein},
   journal = {Byte},
   month = jul,
   note = {(Keywords:  dataglove, dhm, powerglove, whole-hand input)},
   pages = {283-290},
   title = {Reach Out and Touch Your Data},
   year = {1990}
}

@incollection{vr-151,
   author = {{Human Interface Technology Laboratory}},
   booktitle = {Laboratory Information Package},
   month = apr,
   title = {An Invitation to Join the Human Interface Technology Laboratory's Virtual Worlds Consortium},
   year = {1990}
}

@misc{vr-152,
   author = {{Human Interface Technology Laboratory}},
   month = nov,
   title = {Mission Statement and Prospectus},
   year = {1989}
}

@incollection{vr-153,
   author = {{Human Interface Technology Laboratory}},
   booktitle = {Laboratory Information Package},
   month = apr,
   pages = {1-9},
   title = {Research Project Descriptions 1-9},
   year = {1990}
}

@inproceedings{vr-154,
   author = {Inamura, K. and Michitaka, H. and Myoi, T. and Amari, H.},
   booktitle = {Proc. Human-Machine Interfaces for Teleoperators and Virtual Environments},
   month = mar,
   pages = {66},
   title = {Development of Visual {3D} Virtual Environment for Control Software},
   year = {1990}
}

@inproceedings{vr-156,
   author = {Endo, Takaya AND Ishii, Hiroshi},
   booktitle = {Proc. CHI'90 (Seattle)},
   month = {Apr. 1-5},
   pages = {81-82},
   title = {{NTT} Human Interface Laboratories},
   year = {1990}
}

@article{vr-322,
   author = {Ivars Peterson},
   journal = {Science News},
   month = {June 22},
   note = {(short article about Myron Krueger's Videoplace)},
   pages = {396-397},
   title = {Artificial Reality},
   volume = {127},
   year = {1985}
}

@article{vr-323,
   author = {Ivars Peterson},
   journal = {Science News},
   month = {May 28},
   note = {(short article about Myron Krueger's Videodesk)},
   number = {22},
   pages = {351},
   title = {Computer at Your Fingertips},
   volume = {133},
   year = {1988}
}

@techreport{vr-298,
   author = {J. M. Carroll and R. L. Campbell},
   address = {Yorktown Heights, NY},
   institution = {IBM Research Division, T. J. Watson Research Center},
   note = {(Keywords:  user interface)},
   number = {RC 13454 (No. 60225)},
   title = {Artifacts as Psychological Theories: The Case     of Human-Computer Interaction},
   year = {1988}
}

@article{vr-157,
   author = {Jabaz, Alan},
   journal = {The Sunday Times (London)},
   month = {May 28},
   number = {8},
   pages = {1},
   title = {Mini Screen is a real eye opener},
   volume = {598},
   year = {1989}
}

@inproceedings{vr-158,
   author = {Jacob, Robert .J. K.},
   booktitle = {Proc. CHI'90 (Seattle)},
   month = {Apr. 1-5},
   pages = {11-18},
   title = {What You Look At Is What You Get: Eye Movement-based Interaction Techniques},
   year = {1990}
}

@inproceedings{vr-159,
   author = {Jacobus, H.},
   booktitle = {Proc. Human-Machine Interfaces for     Teleoperators and Virtual Environments},
   journal = {?},
   month = mar,
   pages = {68},
   title = {Implementation Issues for a 6 Degree of Freedom Force Reflecting Hand Controller with Cueing of Modes},
   year = {1990}
}

@article{vr-310,
   author = {James D. Foley},
   journal = {Scientific American},
   month = oct,
   number = {4},
   pages = {126-135},
   title = {Interfaces for Advanced Computing},
   volume = {257},
   year = {1987}
}

@techreport{vr-316,
   author = {James Kramer and Larry Leifer},
   institution = {Stanford University,    Department of Electrical Engineering},
   note = {(Keywords:  ASL)},
   title = {The Talking Glove: An Expressive and Receptive     ``Verbal'' Communication Aid for the Deaf,     Deaf-Blind, and Nonvocal},
   year = {1989}
}

@article{vr-160,
   author = {Jenkins, J.},
   journal = {PC AI},
   month = {Nov./Dec.},
   pages = {42-43},
   title = {Virtual Reality {II}: Virtual Environments},
   year = {1989}
}

@article{vr-264,
   author = {Jernstedt, G. Christian},
   journal = {T.H.E. Journal},
   month = may,
   title = {Computer Enhanced Collaborative Learning:     A New Technology For Education},
   year = {1983}
}

@techreport{vr-299,
   author = {John M. Carroll},
   address = {Yorktown Heights, NY},
   institution = {User Interface Institute, IBM T. J.     Watson Research Center},
   month = aug,
   note = {(Keywords:  user interface)},
   number = {RC 13926 (No. 62583)},
   title = {Evaluation, Description and Invention:     Paradigms for Human-Computer Interaction},
   year = {1988}
}

@article{vr-265,
   author = {Johnson, David W. and Johnson, Roger T.},
   journal = {Review of Educational Research},
   month = {Spring},
   title = {Interdependence and Interpersonal Attraction Among Heterogeneous Individuals: A Theoretical Formulation and a Meta-Analysis of the Research.},
   year = {1983}
}

@incollection{vr-266,
   author = {Johnson, David W. and Johnson, Roger T.},
   address = {New York},
   booktitle = {Learning to Cooperate, Cooperating To Learn},
   editor = {Slavin, R. and Sharon, S. and Kagan, S. and  Lazarowitz, R. and Webb, C. and Schmuck, R.},
   publisher = {Plenum Press},
   title = {Internal Dynamics Of Cooperative Learning Groups},
   year = {1985}
}

@book{vr-267,
   author = {Johnson, David W. and Johnson, Roger T.},
   month = jun,
   publisher = {Cooperative Learning Center, University of Minnesota},
   title = {Learning From Colleagues: Cooperation Among Adults},
   year = {1987}
}

@article{vr-268,
   author = {Johnson, David W. and Johnson, Roger T.},
   journal = {Educational Leadership},
   month = {Dec./Jan.},
   title = {Social Skills for Successful Group Work},
   year = {1989/1990}
}

@article{vr-161,
   author = {Joy, Ron},
   month = jun,
   number = {6},
   pages = {317-318},
   title = {Pilot's Futuristic Helmet Displays a Virtual World Simulation},
   volume = {44},
   year = {1985}
}

@inproceedings{vr-301,
   author = {K. P. Chin and T. B. Sheridan},
   address = {Amsterdam},
   booktitle = {Proceedings of HCI '89, Boston},
   chapter = {The Effect of Force Feedback on Teleoperation},
   editor = {M. J. Smith and G. Salvendy},
   pages = {505-511},
   publisher = {Elsevier Science Publishers B.V.},
   title = {Work with Computers: Organizational, Management, Stress and Health Aspects},
   year = {1989}
}

@article{vr-255,
   author = {K. Sims and D. Zeltzer},
   address = {Atlanta, GA},
   journal = {Course Notes, Synthetic Actors: The Impact of Robotics and Artificial Intelligence on Computer Animation},
   month = {August 2},
   publisher = {ACM SIGGRAPH 88.},
   title = {A Figure Editor and Gait Controller for Task Level Animation},
   year = {1988}
}

@techreport{vr-51,
   author = {Kama, W.N. and DuMars, R.C.},
   institution = {Wright-Patterson AFB, OH},
   month = feb,
   number = {TR AMRL-TDR-64-15},
   title = {Remote Viewing: A Comparison of Direct Viewing {2-D} and {3-D} Television},
   year = {1964}
}

@article{vr-162,
   author = {Karon, Paul},
   journal = {PC WEEK},
   month = {July 17},
   number = {28},
   title = {Pocket Sized Portables Will Smash Miniaturiazation Barriers},
   volume = {6},
   year = {1989}
}

@inproceedings{vr-269,
   author = {Kegan, Robert G.},
   address = {Cambridge, MA},
   booktitle = {Papers and Proceedings of a Symp. held at Harvard Grad. School of Education},
   journal = {Video Games And Human Development},
   month = {May 22-24},
   title = {{D}onkey {K}ong, {P}ac {M}an And The Meaning Of Life: Reflections In River City},
   year = {1983}
}

@article{vr-163,
   author = {Keller, J.D.},
   journal = {The Wall Street Journal},
   month = {May 4},
   pages = {B1},
   title = {A Computer Uses an Eye For Its Hearing Aid},
   year = {1990}
}

@article{vr-164,
   author = {Kelly, K.},
   journal = {Whole Earth Review},
   month = {Fall},
   pages = {108-119},
   title = {Virtual Reality: An Interview With {J}aron {L}anier},
   year = {1989}
}

@article{vr-270,
   author = {Kiesler, Sara and Siegel, Jane and McGuire, Timothy W.},
   journal = {American Psychologist},
   month = oct,
   title = {Social Psychological Aspects of Computer-Mediated Communications},
   year = {1984}
}

@misc{vr-52,
   author = {Kim, W.S. and Liu, A. and Matsunaga, K. and Stark, L.},
   title = {A Helmet-Mounted Display for Telerobotics},
   year = {1988}
}

@article{vr-53,
   author = {Kim, W.S. and Tendick, F. and Stark, L.W.},
   journal = {IEEE Journal of Robotics and Automation},
   month = oct,
   number = {5},
   pages = {418-425},
   title = {Visual Enhancements in Pick-and-Place Tasks: Human Operators Controlling a Simulated Cylindrical Manipulator},
   volume = {RA-3},
   year = {1987}
}

@article{vr-165,
   author = {Kinnucan, P.},
   journal = {Computer Graphics Review},
   month = jan,
   pages = {20-23, 26, 28-30, 32},
   title = {The Whirling World of {3-D} Work Stations},
   year = {1989}
}

@article{vr-166,
   author = {Klein, S.},
   journal = {Computer Graphics Review},
   month = apr,
   pages = {6--8},
   title = {The {I}ntel 80860 Super Chip},
   year = {1989}
}

@article{vr-54,
   author = {Knowlton, K.C.},
   journal = {The Bell System Technical Journal},
   month = mar,
   number = {3},
   pages = {367-383},
   title = {Computer Displays Optically Superimposed on Input Devices},
   volume = {56},
   year = {1977}
}

@inproceedings{vr-55,
   author = {Kocien, D.F.},
   address = {Williams AFB, AZ.},
   booktitle = {Proceedings, IMAGE Conference},
   title = {{VCASS}: An Approach to Visual Simulation},
   year = {1977}
}

@article{vr-167,
   author = {Kolberg, R.},
   journal = {UPI Wire Service},
   month = {May 3},
   title = {Japanese Build Powerful New Computer},
   year = {1990}
}

@inproceedings{vr-57,
   author = {Krueger, M. and Gionfriddo, T. and Hinrichsen, K.},
   booktitle = {Proceedings of the Association for Computing Machinery CHI Symposium},
   month = apr,
   pages = {35-40},
   title = {Videoplace---an artificial reality},
   year = {1985}
}

@inproceedings{vr-168,
   author = {Kuntz, L.A. and White, K. and     Shuman, D. and Krantz, J. and Woods, C.},
   booktitle = {Proc. Human-Machine Interfaces for     Teleoperators and Virtual Environments},
   month = mar,
   pages = {78},
   title = {Destabilizing Effects of Visual Environment     Motions Simulating Eye Movements or     Head Movements},
   year = {1990}
}

@article{vr-58,
   author = {Lasko-Harvill, A. and Blanchard, C. and Smithers, W.     and Harvill, Y. and Coffman, A.},
   journal = {IEEE Compcon},
   month = {Spring},
   pages = {536- 538},
   title = {From DataGlove to DataSuit},
   year = {1988}
}

@article{vr-169,
   author = {Laurel, B.},
   journal = {Verbum 3.3},
   pages = {6-7},
   title = {On Dramatic Interaction},
   year = {1989.}
}

@article{vr-60,
   author = {Lederman, S.J. and Klatzky, R.L.},
   journal = {Cognitive Psychology},
   number = {3},
   pages = {342-368},
   title = {Hand Movements: A Window into Haptic Object     Recognition},
   volume = {19},
   year = {1987}
}

@article{vr-59,
   author = {Lederman, S.J. and Taylor, M.M.},
   journal = {Perception and Psychophysics},
   number = {5},
   pages = {401-408},
   title = {Fingertip Force, Surface Geometry, and the     Perception of Roughness by Active Touch},
   volume = {12},
   year = {1972}
}

@article{vr-271,
   author = {Lee, P. and Wei, J. Zhao and Badler, N.},
   journal = {Computer Graphics},
   month = aug,
   note = {Proc. ACM SIGGRAPH '90.},
   number = {4},
   title = {Strength-guided Motion},
   volume = {22},
   year = {1990}
}

@article{vr-170,
   author = {Leibs, S.},
   journal = {Informationweek},
   month = {Feb. 12},
   pages = {30-31},
   title = {They Do It With Mirrors},
   year = {1990}
}

@inproceedings{vr-61,
   author = {Lenat, D. and Borning, A. and McDonald, D.     and Taylor, C. and Weyer, S.},
   address = {Karlsruhe, Germany},
   booktitle = {Proceedings, International Congress for     Artificial Intelligence},
   pages = {167-169},
   title = {Knoesphere: Building Expert Systems With     Encyclopedic Knowledge},
   year = {1984}
}

@article{vr-172,
   author = {Lerner, Eric},
   journal = {Aerospace America},
   month = feb,
   number = {2},
   pages = {29-31},
   title = {Helping Pilots Handle the Supercockpit},
   volume = {25},
   year = {1987}
}

@article{vr-173,
   author = {Lerner, Eric},
   journal = {Aerospace America},
   month = oct,
   number = {10},
   pages = {18-22},
   title = {Toward the Omnipotent Pilot},
   volume = {24},
   year = {1986}
}

@article{vr-328,
   author = {Lewis H. Lapham},
   journal = {The Saturday Evening Post},
   month = {April 18},
   note = {(Keywords:  mort heilig, sensorama, virtual reality)},
   pages = {28-29},
   title = {The Feely is here},
   year = {1964}
}

@article{vr-174,
   author = {Lewis, P.H.},
   journal = {The New York Times},
   month = {May 20},
   pages = {F8},
   title = {Put on Your Data Glove and Goggles and Step In-side},
   year = {1990}
}

@inproceedings{vr-62,
   author = {Lippman, A.},
   booktitle = {Proceedings, SID},
   number = {2},
   pages = {103-107},
   title = {And Seeing Through Your Hand},
   volume = {22},
   year = {1981}
}

@misc{vr-176,
   author = {Lynch, J.},
   month = {Dec. 20},
   title = {Press Release: Sense8 Corporation Formed},
   year = {1989}
}

@article{vr-177,
   author = {Machover, C.},
   journal = {Computer Graphics Review},
   month = aug,
   pages = {60, 62-63},
   title = {Seeing the Future in {3-D} Stereoscopic Viewing},
   year = {1989}
}

@article{vr-179,
   author = {Maretka, Vincent},
   journal = {Current Science},
   month = {Oct. 31},
   number = {5},
   pages = {13},
   title = {Helmet Helps Pilots See At High Speeds},
   volume = {72},
   year = {1986}
}

@article{vr-66,
   author = {Margaret Minsky and Ming Ouh-young and Oliver Steele and Frederick P. Brooks, Jr. and     Max Behensky},
   journal = {Computer Graphics},
   month = mar,
   note = {(Keywords:  force-feedback)},
   number = {2},
   organization = {Proc. 1990 Symposium on Interactive 3D     Graphics, Snowbird, UT},
   pages = {235-243},
   title = {Feeling and Seeing: Issues in Force Display},
   volume = {24},
   year = {1990}
}

@article{vr-295,
   author = {Martin Brooks},
   address = {Newcastle upon Tyne, UK},
   journal = {The Second IARP Workshop on Medical and Healthcare Robotics},
   month = {September 5--7},
   note = {(Keywords:  neural net, kohonen net)},
   pages = {213--225},
   title = {The DataGlove as a Man-Machine Interface for Robotics},
   year = {1989}
}

@article{vr-320,
   author = {Marvin Minsky},
   journal = {Omni},
   month = jun,
   note = {(Keywords:  telemanipulation)},
   pages = {45-50},
   title = {Telepresence},
   year = {1980}
}

@techreport{vr-181,
   author = {Mase and Pentland, A. K.},
   address = {Cambridge MA},
   institution = {MIT Media Lab Vision Science},
   number = {Tech. Report 117},
   title = {Lipreading: Automation visual recognition of     spoken words},
   year = {1989}
}

@inproceedings{vr-180,
   author = {Mase, E. and Watanabe, Y. and Seunaga, Y.},
   booktitle = {Proc. PCSJ '89},
   note = {(In Japanese).},
   pages = {127-128},
   title = {Real time system of head motion recognition and synthesis},
   year = {1989}
}

@book{vr-63,
   author = {McGreevy, M.},
   publisher = {NASA Ames Research Center, CA},
   title = {Virtual Workstation Overview, FY88},
   year = {1989}
}

@misc{vr-182,
   author = {McGreevy, M.},
   booktitle = {CHI'89},
   howpublished = {Keynote Speech at CHI '89},
   month = may,
   title = {Personal Simulators and Planetary Exploration},
   year = {1989}
}

@misc{vr-183,
   author = {McGreevy, M.},
   howpublished = {Submitted to the Congressional Record},
   month = {Apr. 13},
   title = {{NASA}'s Virtual Workstation},
   year = {1989}
}

@misc{vr-184,
   author = {McGreevy, M.},
   howpublished = {NASA Award Nomination},
   month = sep,
   title = {The History of {NASA}'s Virtual Workstation},
   year = {1989}
}

@misc{vr-273,
   author = {McKenna, M. and Atherton, D. and Sabistion, B.},
   address = {Cambridge MA},
   howpublished = {Computer Animation},
   publisher = {MIT Media Lab},
   title = {Grinning Evil Death},
   year = {1990}
}

@book{vr-64,
   author = {McKim, R.H.},
   publisher = { Wadsworth, Inc.},
   title = {Thinking Visually},
   year = {1980}
}

@article{vr-185,
   author = {McPartlin, J.P.},
   journal = {Informationweek},
   month = {Apr. 23},
   pages = {26},
   title = {The Incredible Shrinking Chip},
   year = {1990}
}

@article{vr-186,
   author = {McShane, John},
   address = {London England},
   journal = {Daily Mirror},
   month = {Jan. 26},
   pages = {3},
   title = {Pilot of the Future{\dots}{ET}},
   year = {1985}
}

@article{vr-319,
   author = {Michael McKenna and David Zeltzer},
   journal = {Computer Graphics},
   month = aug,
   number = {4},
   organization = {Proceedings ACM SIGGRAPH '90},
   pages = {29-38},
   title = {Dynamic Simulation of Autonomous Legged Locomotion},
   volume = {24},
   year = {1990}
}

@article{vr-65,
   author = {Mills, R.B.},
   journal = {Machine Design},
   month = {June 6},
   pages = {34-40},
   title = {{CRT}'s Give New Look to Cockpit of the Future},
   year = {1985}
}

@phdthesis{vr-321,
   author = {Ming Ouh-young},
   address = {University of North Carolina at Chapel Hill},
   month = feb,
   note = {(Keywords:  force feedback)},
   school = {Department of Computer Science},
   title = {Force Display in Molecular Docking},
   type = {PhD Thesis (TR90-004)},
   year = {1990}
}

@article{vr-67,
   author = {Miyashita, T. and Uchida, T. and Nagata, S.},
   journal = {SID International Symposium Digest of     Technical Papers},
   month = may,
   pages = {387-390},
   title = {Stereoscopic Display Using Double     Guest-Host Liquid Crystal Cells},
   year = {1987}
}

@article{vr-68,
   author = {Mohl, R.},
   address = {Dallas TX},
   journal = {MIDCON/80 Cont.},
   month = nov,
   title = {The Interactive Movie Map: Surrogate Travel     With the Aid of Dynamic Aerial Overviews},
   year = {1980}
}

@article{vr-187,
   author = {Molyneau, M.},
   journal = {Video Games and Computer Entertainment},
   month = jan,
   pages = {57-58, 61-62, 64},
   title = {Is It Live or Is It Cyberspace},
   year = {1990}
}

@inproceedings{vr-274,
   author = {Morrison, T.R.},
   address = {Quebec City Canada},
   booktitle = {Meeting of the College of     Family Physicians and Surgeons of Canada},
   month = {May 12},
   title = {The Resiliency Of Families},
   year = {1981}
}

@inproceedings{vr-189,
   author = {Moshell, M. and Moshell, M. and Dunn-Roberts, R.     and Glodiez, B.},
   booktitle = {Proc. Human-Machine Interfaces for     Teleoperators and Virtual Environments},
   month = mar,
   title = {{SIMNET} and {E}nder's {G}ame:     Military Training in Cyberspace},
   year = {1990}
}

@book{vr-317,
   author = {Myron W. Krueger},
   address = {Reading, MA},
   note = {Out of print},
   publisher = {Addison-Wesley},
   title = {Artificial Reality},
   year = {1983}
}

@article{vr-275,
   author = {{National Institute of Mental Health}},
   journal = {Television Behavior},
   title = {The {US} Department of Health And Human Services},
   year = {1982}
}

@article{vr-69,
   author = {Noll, A.M.},
   journal = {SID Journal},
   month = {July/August},
   title = {Man-Machine Tactile Communication},
   year = {1972}
}

@article{vr-190,
   author = {Nordwall, Bruce},
   journal = {Aviation Week and Space Technology},
   month = {April 20},
   number = {16},
   pages = {72-73, 77},
   title = {Adv. Cockpit Development Signals Wide     Industry Involvement},
   volume = {126},
   year = {1987}
}

@misc{vr-191,
   author = {{NTT Human Interface Laboratories}},
   title = {Visual Media Laboratory 1989 Annual Report},
   year = {1989}
}

@misc{vr-192,
   author = {{NTT Human Interface Laboratories}},
   title = {Visual Perception Laboratory: Activity Overview},
   year = {1989}
}

@article{vr-70,
   author = {Ouh-Young, M. and Pique, M. and Hughes, J. and Srinivisan, N. and {Brooks, Jr.}, F. P.},
   journal = {IEEE pub. CH2555-1},
   pages = {1824-1829},
   title = {Using a Manipulator For Force Display in Molecular Docking}
}

@article{vr-309,
   author = {P. M. Fitts},
   journal = {Journal of Experimental Psychology},
   number = {6},
   pages = {381-391},
   title = {The Information Capacity of the Human Motor     System in Controlling Amplitude of Movement},
   volume = {47},
   year = {1954}
}

@phdthesis{vr-315,
   author = {Paul Jerome Kilpatrick},
   note = {(Keywords:  force feedback, force reflection)},
   school = {Computer Science Department,    University of North Carolina at Chapel Hill},
   title = {The Use of Kinesthetic Supplement in an     Interactive System},
   type = {Ph.D. dissertation},
   year = {1976}
}

@misc{vr-194,
   author = {Pentland and Mase, K. A.},
   title = {Automatic lipreading by optical-flow analysis},
   type = {ITEJ Tech. Report VA189-8},
   year = {1989}
}

@inproceedings{vr-193,
   author = {Pentland, A. and Mase, K.},
   booktitle = {Proc. Symposium on Advanced Image Understanding},
   pages = {65-70},
   title = {Automatic lipreading by computer},
   year = {1989}
}

@inproceedings{vr-71,
   author = {Pepper, R.L. and Cole, R.E. and  Spain, E.H.},
   booktitle = {Proceedings, SID},
   number = {1},
   pages = {73-80},
   title = {The Influence of Camera Separation and Head Movement on Perceptual Performance Under Direct and TV-Displayed Conditions},
   volume = {24},
   year = {1983}
}

@article{vr-195a,
   author = {Pereira, J.},
   journal = {The Wall Street Journal},
   month = {May 15},
   pages = {B1},
   title = {Nintendo Looks at {MIT} for Brain-Teasing Video Games},
   year = { 1990}
}

@article{vr-72,
   author = {Perlin, K.},
   journal = {Computer Graphics},
   month = jul,
   number = {3},
   pages = {287-296},
   title = {An Image Synthesizer},
   volume = {19},
   year = {1985}
}

@article{vr-253,
   author = {Peter Schroeder and David Zeltzer},
   address = {Snowbird, UT.},
   journal = {Computer Graphics},
   month = {March 25-28},
   number = {2},
   organization = {Proc. 1990 Symposium on Interactive     3D Graphics},
   pages = {23-31},
   title = {The Virtual Erector Set: Dynamic Simulation     with Linear Recursive Constraint Propagation},
   volume = {24},
   year = {1990}
}

@inproceedings{vr-254,
   author = {Peter Schroeder and David Zeltzer},
   address = {Atlanta, GA},
   booktitle = {Course Notes, Synthetic Actors: The Impact of     Artificial Intelligence and Robotics on     Animation},
   month = {August 2},
   publisher = {ACM SIGGRAPH 88.},
   title = {Path Planning in BOLIO},
   year = {1988}
}

@article{vr-195b,
   author = {Phillips, R. and Jacobson, J. and     McCammon, I. and Biggers, K.},
   journal = {?},
   month = feb,
   number = {1},
   pages = {3-13},
   title = {Design of Tactile Sensing Systems for     Dextrous Manipulators},
   volume = {8},
   year = {1988}
}

@mastersthesis{vr-276,
   author = {Pieper, S.},
   address = {Cambridge MA.},
   month = feb,
   school = {MIT},
   title = {More Than Skin Deep: Physical Modeling of     Facial Tissue},
   type = {M.S. Thesis},
   year = {1989}
}

@inproceedings{vr-73,
   author = {Pischel, E.F. and Pearson, J.J.},
   booktitle = {Digital Image Processing},
   journal = { },
   pages = {23-28},
   series = {Proc. SPIE},
   title = {Image Processing and Display in Three Dimensions},
   volume = {528},
   year = {1985}
}

@article{vr-198,
   author = {Poe, R.},
   journal = {Success},
   month = mar,
   pages = {80},
   title = {Manipulating Reality},
   year = {1990}
}

@article{vr-199,
   author = {Pollack, A.},
   journal = {New York Times},
   month = {Apr. 10},
   pages = {A1, D5},
   title = {For Artificial Reality Wear a Computer},
   year = {1989}
}

@article{vr-200,
   author = {Pomfret, John},
   address = {Ft. Wayne, Indiana},
   journal = {The Fort Wayne News-Sentinel},
   month = {June 9},
   pages = {D6},
   title = {Darth Vision},
   year = {1986}
}

@article{vr-201,
   author = {Posnick-Goodwin, S.},
   journal = {Peninsula},
   month = jul,
   title = {Dreaming},
   year = {1988}
}

@article{vr-74,
   author = {Raab, F.H. and Blood, E.B. and Steiner, T.O.     and Jones, R.J.},
   journal = {IEEE Transactions on Aerospace and     Electronic Systems},
   month = sep,
   number = {5},
   pages = {709-718},
   title = {Magnetic Position and Orientation Tracking System     (Polhemus Device)},
   volume = {AES-15},
   year = {1979}
}

@article{vr-293,
   author = {Richard A. Bolt},
   journal = {Computer Graphics},
   month = jul,
   number = {3},
   organization = {Proceedings ACM SIGGRAPH '80},
   pages = {262-270},
   title = {``Put-That-There'': Voice and Gesture at the     Graphics Interface},
   volume = {14},
   year = {1980}
}

@inproceedings{vr-277,
   author = {Ridsdale, G. and Hewitt, S. and Calvert, T.W.},
   booktitle = {Proc. Graphics Interface '86},
   month = {May 26-30},
   pages = {121-130},
   title = {The Interactive Specification of Human Animation},
   year = {1986}
}

@article{vr-278,
   author = {Riel, Margaret},
   journal = {The Quarterly Newsletter of the Laboratory of     Comparative Human Cognition},
   month = jul,
   title = {Education and Ecstasy: Computer Chronicles of     Students Writing Together},
   year = {1983}
}

@article{vr-204,
   author = {Ritman, E.L. and Robb, R.A. and Hoffman, E.A. and Sinak, L.J. and Harris, L.D.},
   journal = {Mayo Clinic Proceedings},
   month = mar,
   number = {3},
   pages = {308-319},
   title = {High-Speed Three-Dimensional {X}-Ray Computed Tomography: The Dynamic Spatial Reconstructor},
   volume = {71},
   year = {1983}
}

@article{vr-203,
   author = {Ritman, E.L. and Sinak, L.J. and Hoffman, E. A.     and Julsrud, P.R. and Mair, D.D. and     Seward, J.B. and Hagler, D.J. and     Harris, L.D. and Robb, R.A.},
   journal = {Cardiovascular and Interventional Radiology},
   month = jul,
   number = {1},
   pages = {125-139},
   title = {The Dynamic Spatial Reconstructor: Investigating Congenital Heart Disease in Four Dimensions},
   volume = {71},
   year = {1984}
}

@article{vr-296,
   author = {Robert P. Burton and Ivan E. Sutherland},
   journal = {Proc. of the National Computer Conference},
   pages = {513-520},
   title = {Twinkle Box: A Three-Dimensional Computer     Input Device},
   year = {1974}
}

@article{vr-205,
   author = {Robinson, R.},
   month = jan,
   pages = {233-234},
   title = {Opus {I}},
   volume = {14},
   year = {1989.}
}

@inproceedings{vr-75,
   author = {Roese, J.A. and Mcleary, L.E.},
   booktitle = {Proceedings, SIGGRAPH},
   number = {2},
   pages = {41--44},
   title = {Stereoscopic Computer Graphics for Simulation and Modeling (Piezo Electro Optic Shutter Stereoscopic Viewer)},
   volume = {13},
   year = {1979}
}

@article{vr-206,
   author = {Rohan, Thomas},
   journal = {Industry Week},
   month = {Sept. 29},
   number = {7},
   pages = {37},
   title = {Plane Research Fallout},
   volume = {230},
   year = {1986}
}

@book{vr-279,
   address = {Cambridge},
   editor = {Rolfe, J.M. and Staples, K.J.},
   publisher = {Cambridge University Press},
   title = {Flight Simulation},
   year = {1986}
}

@inproceedings{vr-280,
   author = {Root, Robert W.},
   address = {Portland OR},
   booktitle = {Proc. of Conference on Computer-Supported     Cooperative Work},
   month = {Sept. 26-29},
   organization = {Sponsored by ACM SIGCHI and SIGOIS},
   title = {Design of a Multimedia Vehicle For Social Browsing},
   year = {1988}
}

@article{vr-76,
   author = {Roscoe, Stanley N.},
   journal = {Human Factors Society Bulletin},
   month = jul,
   number = {7},
   pages = {1--3},
   title = {The Trouble With {HUD}s and {HMD}s},
   volume = {30},
   year = {1987}
}

@mastersthesis{vr-281,
   author = {Russo, M.A.},
   address = {Cambridge MA.},
   month = may,
   school = {MIT},
   title = {The Design and Implementation of a Three Degree     of Freedom Force Output Joystick},
   type = {M.S. Thesis},
   year = {1990}
}

@article{vr-305,
   author = {S. Delp and P. Loan and M. Hoy and    F. Zajac and S. Fisher and J. Rosen},
   journal = {IEEE Transactions on Biomedical Engineering},
   month = aug,
   note = {(Special issue on interaction with and     visualization of biomedical data)},
   number = {8},
   title = {An Interactive Graphics-Based Model of the Lower Extremity to Study Orthopaedic Surgical Procedures},
   volume = {37},
   year = {1990}
}

@inproceedings{vr-23,
   author = {S. S. Fisher and M. McGreevy and    J. Humphries and W. Robinett},
   address = {Chapel Hill, NC},
   booktitle = {Proc. 1986 ACM Workshop on Interactive Graphics},
   month = {October 23-24},
   pages = {77-87},
   title = {Virtual Environment Display System},
   year = {1986}
}

@article{vr-207,
   author = {Saffo, P.},
   journal = {?},
   month = jun,
   pages = {664--665},
   title = {Consensual realities in cyberspace},
   volume = {32},
   year = {1989}
}

@article{vr-208,
   author = {Saffo, P.},
   journal = {Personal Computing},
   month = may,
   pages = {247-248},
   title = {Desperately Seeking Cyberspace},
   year = {1989}
}

@article{vr-209,
   author = {Scheinin, R.},
   journal = {San Jose Mercury News},
   month = {Jan. 30},
   pages = {C1-2},
   title = {The Artificial Realist},
   year = {1990}
}

@article{vr-77,
   author = {Schmandt, C.},
   journal = {ACM Computer Graphics},
   month = jul,
   number = {3},
   pages = {253-261},
   title = {Spatial Input/Display Correspondence in a     Stereoscopic Computer Graphic Workstation},
   volume = {17},
   year = {1983}
}

@inproceedings{vr-78,
   author = {Schmandt, C.},
   booktitle = {Processing and Display of     Three-Dimensional Data},
   journal = {PIE},
   pages = {155-159},
   series = {Proc. SPIE},
   title = {Interactive Three-Dimensional Computer Space},
   volume = {367},
   year = {1982}
}

@article{vr-210,
   author = {Schneidawind, John},
   address = {San Jose, California},
   journal = {San Jose Mercury News},
   month = {Aug. 10},
   pages = {C2},
   title = {That's Saying an Earful},
   year = {1987}
}

@article{vr-211,
   author = {Schutz, R.},
   journal = {CADalyst Magazine},
   month = oct,
   pages = {33-34},
   title = {How {I} Spent My Summer Vacation},
   year = {1989}
}

@inproceedings{vr-307,
   author = {Scott S. Fisher},
   booktitle = {ACM SIGGRAPH '89 Course Notes No. 29},
   chapter = {Virtual Environments, Personal Simulation &     Telepresence},
   month = {July 31},
   note = {(Keywords:  NASA)},
   title = {Implementing and Interacting with Realtime Microworlds},
   year = {1979}
}

@article{vr-308,
   author = {Scott S. Fisher and Jane Morrill Tazelaar},
   journal = {Byte},
   month = jul,
   note = {(Keywords:  virtual reality, heads-up displays, stereo)},
   pages = {215-221},
   title = {Living in a Virtual World},
   year = {1990}
}

@misc{vr-212,
   author = {{Sense8 Corp}},
   howpublished = {press release},
   month = {Dec. 8},
   year = {1989}
}

@misc{vr-213,
   author = {Seunaga, Y. and Akimoto, T.},
   title = {Facial image synthesis from front/side view and {3D} base model},
   type = {IEICEJ Tech. Report PRU88-47 (In Japanes)},
   year = {1988}
}

@misc{vr-214,
   author = {Seunaga, Y. and Akimoto, T. and Tamamura, T. and Mase, K.},
   note = {(In Japanese)},
   title = {Head motion detection and regeneration system --- Fast facial image generation by {MAGIC-1V-8}},
   year = {1988}
}

@misc{vr-215,
   author = {Seunage, Y. and Wantanae, Y. and Murakami, S.},
   note = {(In Japanese)},
   title = {Data Structure for human image generation and transformation {SD-1-9}}
}

@article{vr-216,
   author = {Sheff, D.},
   journal = {Upside},
   month = apr,
   pages = {66-68, 70, 72-76, 79},
   title = {The Virtual Realities of {T}imothy {L}eary},
   year = {1990}
}

@inproceedings{vr-282,
   author = {Singer, Janice and Behrend, Stephanie D.     and Rochelle, Jeremy},
   address = {Portland OR},
   booktitle = {Proc. of Conf. on Computer-Supported Cooperative     Work},
   month = {Sept. 26-29},
   organization = {Sponsored by ACM SIGCHI and SIGOIS},
   title = {Children's Collaborative Use Of A Computer     Microworld},
   year = {1988}
}

@article{vr-283,
   author = {Slavin, R.E. and Madden, N.A. and Stevens, R.J.},
   journal = {Educational Leadership},
   month = {Dec./Jan.},
   title = {Cooperative Learning Models for the 3 {R}'s},
   year = {1989/1990}
}

@inproceedings{vr-79,
   author = {Slocum, G. and Furness, T.},
   address = {Dayton, OH},
   booktitle = {National Aerospace Electronics Conference},
   month = may,
   title = {Airborne Multisensor Design},
   year = {1969}
}

@article{vr-218,
   author = {Smith, J.},
   journal = {The Deeper News},
   month = jun,
   number = {3},
   pages = {2-7, 9-14},
   title = {Exploring Future Business Environments},
   volume = {1},
   year = {1989}
}

@mastersthesis{vr-80,
   author = {Smith, M.J.},
   school = {MIT},
   title = {Tactile Interface for Three-Dimensional Computer-Simulated Environments:  Experimentation and the Design of a Brake-Motor Device},
   type = {M.S. Thesis, Mechanical Engineering},
   year = {1988}
}

@article{vr-219,
   author = {Smith, R.},
   journal = {?},
   month = sep,
   pages = {42-50},
   title = {Experiences with the Alternate Reality Kit},
   volume = {7},
   year = {1987}
}

@inproceedings{vr-81,
   author = {Smith, R.B.},
   address = {Dallas TX},
   booktitle = {IEEE Workshop on Visual Languages},
   pages = {99-106},
   title = {The Alternate Reality Kit: An Animated     Environment for Creating Interactive     Simulations},
   year = {1986}
}

@article{vr-220,
   author = {Stacy, M.C. and Robb, R.A. and Hanson, D.P. and     Karwoski, R.A. and Larson, A. G. and      Workman, E.L.},
   journal = {?},
   number = {6},
   pages = {433-454},
   title = {ANALYZE: A Comprehensive Operator-Interactive     Software Package for Multidimensional Medical     Image Display and Analysis},
   volume = {13},
   year = {1989}
}

@article{vr-82,
   author = {Stark, Lawrence et al},
   journal = {IEEE Journal of Robotics and Automation},
   month = feb,
   number = {1},
   pages = {67-75},
   title = {Telerobotics: Display, Control and Communication Problems},
   volume = {3},
   year = {1987}
}

@article{vr-294,
   author = {Stewart Brand},
   journal = {Whole Earth Review},
   month = {Summer},
   note = {(Keywords:  dataglove, virtual reality)},
   pages = {84-87},
   title = {Sticking Your Head in Cyberspace},
   year = {1989}
}

@inproceedings{vr-221,
   author = {Stone, R.},
   booktitle = {Proc. Human-Machine Interfaces for Teleoperators     and Virtual Environments},
   month = mar,
   pages = {77},
   title = {A Virtual Environment Demonstrator for Remote     Driving Applications},
   year = {1990}
}

@inproceedings{vr-222,
   author = {Stone, R.J.},
   booktitle = {Proc. Human-Machine Interfaces for Teleoperators and Virtual Environments},
   month = mar,
   pages = {76},
   title = {Human Factors Requirements for Telerobotic Command and Control: The {E}uropean {S}pace {A}gency Experimental Programme},
   year = {1990}
}

@inproceedings{vr-83,
   author = {Sutherland, I.},
   booktitle = {Proceedings IFIP Congress},
   pages = {506-508},
   title = {The Ultimate Display},
   year = {1965}
}

@article{vr-84,
   author = {Sutherland, I.},
   journal = {FJCC},
   pages = {757-764},
   title = {A Head-Mounted Three-Dimensional Display},
   volume = {33},
   year = {1968}
}

@phdthesis{vr-85,
   author = {Sutherland, I.},
   month = jan,
   school = {MIT},
   title = {Sketchpad, A Man-Machine Graphical     Communication System},
   type = {Ph.D. Thesis},
   year = {1963}
}

@inproceedings{vr-224,
   author = {Tachi, S.},
   booktitle = {Proc. Human-Machine Interfaces for Teleoperators     and Virtual Environments},
   month = mar,
   pages = {40-41},
   title = {Tele-existence and/or Cybernetic Interface     Studies in Japan},
   year = {1990}
}

@inproceedings{vr-225,
   author = {Teitel, M. and Blanchard, C. and Burgess, S. and Harvill, Y. and Lanier, J. and Lasko, A. and Oberman, M.},
   booktitle = {Proc. Human-Machine Interfaces for Teleoperators and Virtual Environments.},
   month = mar,
   title = {Reality Built for Two: A Virtual Reality Tool},
   year = {1990}
}

@article{vr-226,
   author = {Tello, Ernest R.},
   journal = {BYTE},
   month = sep,
   pages = {288-292},
   title = {Between Man and Machine},
   year = {1988}
}

@misc{vr-227,
   author = {The Digital Muppet},
   journal = {Macworld},
   month = jun,
   pages = {121},
   year = {1989}
}

@misc{vr-228,
   author = {{Human Interface Technology Laboratory     University of Washington}},
   month = nov,
   title = {Mission Statement and Prospectus},
   year = {1989}
}

@article{vr-324,
   author = {Thomas B. Sheridan},
   journal = {Technology Review},
   month = oct,
   note = {(Keywords:  teleoperation, telerobots)},
   pages = {33-40},
   title = {Merging Mind and Machine},
   year = {1989}
}

@article{vr-229,
   author = {Thompson, S.},
   journal = {Autoweek},
   month = {July 13},
   number = {28},
   pages = {31-36},
   title = {Driving Through a Virtual World},
   volume = {37},
   year = {1987}
}

@article{vr-231,
   author = {Thompson, Steven},
   address = {Wash. D.C.},
   journal = {The Washington Post},
   month = {May 10},
   pages = {B3},
   title = {A New Era for Man and Machine},
   year = {1987}
}

@article{vr-230,
   author = {Thompson, S.L.},
   journal = {Air and Space Smithsonian},
   month = may,
   pages = {4-83},
   title = {The Big Picture},
   year = {1987}
}

@incollection{vr-284,
   author = {Turvey, M.T. and Fitch, H.L. and Tuller, B.},
   address = {Hillsdale, New Jersey},
   booktitle = {Human Motor Behavior},
   editor = {Kelso, J. A. S.},
   pages = {239-252},
   publisher = {Lawrence Erlbaum Associates},
   title = {The Problems of Degrees of Freedom and     Context-Conditioned Variability},
   year = {1982}
}

@article{vr-232,
   author = {Underwood, David},
   journal = {Rotor and Wing International},
   month = feb,
   number = {3},
   pages = {72-73, 107},
   title = {{VCASS}: Beauty (and Combat Effectivenss) Is     in the Eye of the Beholder},
   volume = {20},
   year = {1986.}
}

@inproceedings{vr-233,
   author = {Vickers, D.},
   booktitle = {Proc. IEEE Int. Computer Group Conference},
   pages = {102-109},
   title = {Head-Mounted Display Terminal},
   year = {1970}
}

@incollection{vr-86,
   author = {Vickers, D.L.},
   booktitle = {Exploration and Operation in Space},
   editor = {Heer, E},
   publisher = {Caltech},
   title = {Sorcerer's Apprentice: Headmounted Display and Wand in Remotely Manned Systems:},
   year = {1973}
}

@misc{vr-234,
   author = {VoiceMED},
   month = {Summer},
   title = {Kurzwiel {AI} Newsletter},
   year = {1989}
}

@article{vr-235,
   author = {Vondruska, Tom},
   address = {Xenia, Ohio},
   journal = {The Daily Gazette},
   month = {April 22},
   pages = {17a},
   title = {{WPAFB} premier generator of research},
   year = {1987}
}

@book{vr-285,
   author = {Vygotsky, L.S.},
   address = {Cambridge},
   publisher = {Harvard University Press},
   title = {Mind In Society},
   year = {1978.}
}

@article{vr-311,
   author = {W. Gaver},
   journal = {Human Computer Interactions},
   pages = {167-177},
   title = {Auditory Icons: Using Sound in Computer Interfaces},
   volume = {2},
   year = {1986}
}

@unpublished{vr-87,
   author = {Walker, J.},
   address = {Sausalito CA},
   note = {internal paper, Autodesk},
   title = {Through The Looking Glass},
   year = {1988}
}

@techreport{vr-237,
   author = {Walker, J. and Beard, D. and Toki, O.},
   institution = {Univ. of N. Carolina, Computer Science Dept.},
   number = {TR 90-015},
   title = {Fingerpointing and Eyetrackers for Task Analysis     of Medical Image Information Systems},
   year = {1990}
}

@inproceedings{vr-238,
   author = {Walser, R.},
   booktitle = {Proc. 1990 SPIE/SPSE Symposium on Electronic     Imaging Science and Technology},
   month = feb,
   title = {Doing it directly --- the experimental design of     cyberspace},
   year = {1990}
}

@article{vr-239,
   author = {Walser, R.},
   journal = {?},
   month = mar,
   pages = {403-410},
   title = {Elements of a Cyberspace Playhouse},
   volume = {1},
   year = {1990}
}

@unpublished{vr-286,
   author = {Walser, Randal},
   month = nov,
   note = {(Excerpts From A Proposal Draft For     Autodesk Research Lab)},
   title = {On The Road To {C}yberia},
   year = {1988}
}

@article{vr-88,
   author = {Ware, C. and Jessome, D.R.},
   journal = {IEEE Computer Graphics and Applications},
   month = nov,
   pages = {65-70},
   title = {Using the BAT, A Six-Dimensional Mouse     for Object Placement},
   year = {1988}
}

@article{vr-240,
   author = {Weiner, E.},
   journal = {Seattle Post-Intelligencer},
   month = {Feb. 20},
   title = {New Heights for Cockpit Electronics},
   year = {1990}
}

@article{vr-241,
   author = {Weintraub, J.},
   journal = {PC AI},
   month = {Nov/Dec.},
   pages = {41},
   title = {Virtual Reality {I}: Virtual Life},
   year = {1989}
}

@inproceedings{vr-242,
   author = {Wenzel, E. and Wightman, F. and Foster, S.},
   booktitle = {Proceedings of the Human Factors Society-32nd     Annual Meeting},
   pages = {86-90},
   title = {A Virtual Display System for Displaying Three     Dimensional Acoustic Information},
   year = {1988}
}

@inproceedings{vr-287,
   author = {Wenzel, E.M. and Foster, S.H.},
   address = {Snowbird UT.},
   booktitle = {Proc. 1990 Symp. on Interactive 3D Graphics},
   month = {March 25-28},
   pages = {139-140},
   title = {Realtime Digital Synthesis of Virtual Acoustic     Environments},
   year = {1990}
}

@article{vr-243,
   author = {What the pilot sees},
   address = {Dayton, Ohio},
   journal = {?},
   month = {March 15},
   pages = {1},
   title = {Skywrighter},
   year = {1985}
}

@article{vr-288,
   author = {Wilhelms, M. Moore and Skinner, R.},
   journal = {The Visual Computer},
   month = dec,
   number = {6},
   pages = {283-295},
   title = {Dynamic Animation: Interaction and Control},
   volume = {4},
   year = {1988}
}

@article{vr-244,
   author = {Wilke, J.},
   journal = {The Wall Street Journal},
   month = {December 7},
   pages = {1},
   title = {This Device Has People Staring Into Space},
   year = {1989}
}

@inproceedings{vr-89,
   author = {Wise, S.A. and Rosen, J. and Fisher, S.     and Glass K. and  Wong, Y.},
   address = {San Jose CA},
   booktitle = {RESNA 10th Annual Conf.},
   pages = {259-260},
   title = {Initial Experience With the DataGlove,    A Semi-Automated System for Quantification     of Hand Function},
   year = {1987}
}

@article{vr-245,
   author = {Wolfe, A.},
   journal = {Computer Graphics World},
   month = jul,
   pages = {50-54},
   title = {Off the Shelf Visualization},
   year = {1989}
}

@article{vr-246,
   author = {Wright, R.},
   journal = {The Sciences},
   pages = {8--10},
   title = {Virtual Reality},
   year = {?}
}

@article{vr-289,
   author = {Yager, S. and Johnson, D.W. and Johnson, R.T.},
   journal = {Journal of Educational Psychology},
   publisher = {The American Psychological Association Inc.},
   title = {Oral Discussion Group-to-Individual Transfer     and Achievement in Cooperative Learning Groups},
   year = {1985}
}

@article{vr-247,
   author = {Zachary, G.P.},
   journal = {The Wall Street Journal},
   month = {Jan 23},
   pages = {A1, A12},
   title = {Artificial Reality},
   year = {1990}
}

@article{vr-248,
   author = {Zachmann, W.F.},
   journal = {PC Magazine},
   month = {May 30},
   pages = {83-84},
   title = {Adventures in Cyberspace},
   year = {1989}
}

@incollection{vr-291,
   author = {Zeltzer, D.},
   address = {San Mateo, CA},
   booktitle = {Making Them Move: Mechanics, Control and     Animation of Articulated Figures},
   editor = {Badler, N. and      Barsky, B. and Zeltzer, D.},
   pages = {3-33},
   publisher = {Morgan Kaufmann},
   title = {Task Level Graphical Simulation: Abstraction,     Representation and Control},
   year = {1991}
}

@article{vr-290,
   author = {Zeltzer, D. and Johnson, M.B.},
   journal = {The Journal of Visualization and Computer Animation},
   note = {(to appear)},
   number = {2},
   publisher = {John Wiley and Sons Ltd.},
   title = {Motor Planning: An Architecture for Specifying     and Controlling the Behavior of Virtual Actors},
   volume = {2}
}

@article{vr-90,
   author = {Zimmerman, T.G. and Lanier, J. and     Blanchard, C. and Bryson, S. and Harvill, Y.},
   journal = {ACM SIGCHI/GI},
   pages = {189-192},
   title = {A Hand Gesture Interface Device},
   year = {1987}
}

@book{vr-358,
   author = {Hochberg, Julian E.},
   edition = {2nd},
   publisher = {Prentice-Hall, Inc},
   title = {Perception},
   year = {1978}
}

@book{vr-359,
   author = {Uttal, William R.},
   publisher = {Lawrence Erlbaum Associates},
   title = {The Perception of Dotted Forms},
   year = {1987}
}

@incollection{vr-360,
   author = {Gaillard, J.-P.},
   booktitle = {Training, Human Decision Making and Control},
   editor = {Patrick, John AND Duncan, Keith D.},
   pages = {383--393},
   publisher = {North-Holland},
   title = {Operator's Distance Estimation to Supervise Satellite Grasping},
   year = {1988}
}

@proceedings{vr-361,
   editor = {Carollo, Jerome T.},
   series = {Proc. SPIE},
   title = {Helmet-mounted Displays},
   volume = {1116},
   year = {1989}
}

@proceedings{vr-362,
   editor = {Lewandowski, Ronald J.},
   series = {Proc. SPIE},
   title = {Helmet-Mounted Displays II},
   volume = {1290},
   year = {1990}
}

@manual{vr-363,
   month = feb,
   organization = {VPL Research Inc},
   title = {Body Electric Manual},
   year = {1991}
}

@manual{vr-364,
   month = jan,
   organization = {VPL Research Inc},
   title = {Reality Built for Two: RB2 Operation Manual},
   year = {1990}
}

@manual{vr-365,
   month = jan,
   organization = {VPL Research Inc},
   title = {RB2Swivel User Interface Documentation},
   year = {1989}
}

@manual{vr-329,
   month = mar,
   organization = {VPL Research Inc},
   title = {DataGlove Gesture Editor Software for the Apple Macintosh, Operation Manual},
   year = {1989}
}

@book{vr-330,
   editor = {Boff, Kenneth R. AND Kaufman, Lloyd AND Thomas, James P.},
   publisher = {Wiley Interscience},
   title = {Handbook of Perception and Human Performance},
   volume = {I {\&} II},
   year = {1986},
   isbn = "0-471-82956-0"
}

@book{vr-331,
   author = {Brand, Stewart},
   publisher = {Viking-Penguin Books},
   title = {The Media Lab---inventing the future at {MIT}},
   year = {1987}
}

@article{vr-332,
   author = {Davidson, Andrew},
   journal = {\verb+sci.virtual-worlds+},
   month = jul,
   note = {Description of the 3dm three-dimensional modeller created  by Jeff Butterworth, Andrew Davidson, Stene Hench and Marc Olano.},
   title = {Re: Research topics in {VR}},
   year = {1991}
}

@book{vr-333,
   author = {Delany, Samuel R.},
   publisher = {Ace Books, Inc},
   title = {Babel-17},
   year = {1966}
}

@inproceedings{vr-334,
   author = {Fahl{\'en}, Lennart},
   booktitle = {Proceedings of 2nd MultiG Workshop},
   editor = {Pehrson, Bj{\"o}rn AND Sundblad, Yngve},
   month = jun,
   pages = {31--41},
   title = {Issues in Telepresence},
   year = {1991}
}

@inproceedings{vr-335,
   author = {Fahl{\'e}n, Lennart},
   booktitle = {Proceedings of the First COST {\#}229, WG.5 Workshop, Telepresence --- A New Concept for Teleconferencing},
   month = oct,
   organization = {Link{\"o}ping University},
   title = {The {SICS} TelePresence System},
   year = {1991}
}

@inproceedings{vr-336,
   author = {Hagsand, Olof},
   booktitle = {Proceedings of 2nd MultiG Workshop},
   editor = {Pehrson, Bj{\"o}rn AND Sundblad, Yngve},
   month = jun,
   pages = {43--56},
   title = {Consistency and Concurrency Control in Distributed Virtual Worlds},
   year = {1991}
}

@article{vr-337,
   author = {Jacobson, Robert},
   journal = {BYTE},
   title = {Designing the Information Environment},
   year = {1991}
}

@book{vr-338,
   author = {Johnsen, Edwin G. AND Corliss, William R.},
   publisher = {Wiley-Interscience},
   title = {Human Factors Applications in Teleoperator Design and Operation},
   year = {1971}
}

@unpublished{vr-339,
   author = {J{\"a\"a}-Aro, Kai-Mikael},
   institution = {Human Interface Technology Laboratory},
   note = {Forthcoming technical report},
   title = {Tankathon---a process plant simulation},
   year = {1991}
}

@inproceedings{vr-340,
   author = {J{\"a}{\"a}-Aro, Kai-Mikael},
   booktitle = {Proceedings of the First COST {\#}229, WG.5 Workshop, Telepresence --- A New Concept for Teleconferencing},
   month = oct,
   title = {The {X}-ray Factory --- some experiments with three-dimensional, iconic, control displays},
   year = {1991}
}

@techreport{vr-341,
   author = {Koved, Larry AND Selker, Ted},
   address = {Yorktown Heights NY 10598, USA},
   institution = {IBM Research Division, T.~J.~Watson Research  Center},
   title = {Room With a View {(RWAV)}: A Metaphor for Interactive Computing},
   year = {1990}
}

@book{vr-342,
   author = {Okoshi, Takanori},
   publisher = {Academic Press},
   title = {Three-Dimensional Imaging Techniques},
   year = {1976}
}

@inproceedings{vr-343,
   author = {Reinhart, William F. AND Beaton, Robert J. AND Snyder, Harry L.},
   booktitle = {Stereoscopic Displays and Applications},
   editor = {Merritt, John O. AND Fisher, Scott S.},
   pages = {12--21},
   series = {Proc. SPIE},
   title = {Comparison of depth cues for relative depth judgments},
   volume = {1256},
   year = {1990}
}

@article{vr-344,
   author = {Roscoe, Stanley N.},
   journal = {Human Factors},
   pages = {617-629},
   title = {Judgments of size and distance with imaging displays},
   volume = {26},
   year = {1984}
}

@inproceedings{vr-345,
   author = {Spain, Edward H. AND Cole, Robert E. AND Pepper, Ross L.},
   booktitle = {Proceedings of the 1984 Nationa Topical Meeting on Robotics and Remote Handling in Hostile Environments},
   month = apr,
   pages = {61--67},
   title = {Visual Performance and Fatigue with Stereoscopic Television Displays},
   year = {1984}
}

@phdthesis{vr-346,
   author = {Sturman, David J.},
   school = {MIT},
   title = {Whole-hand Input},
   type = {Thesis proposal},
   year = {1991}
}

@inproceedings{vr-347,
   author = {Wickens, Christopher D.},
   booktitle = {Stereoscopic Displays and Applications},
   editor = {Merritt, John O. AND Fisher, Scott S.},
   pages = {2--11},
   series = {Proc. SPIE},
   title = {Three-dimensional stereoscopic display implementation: Guidelines derived from human visual capabilities},
   volume = {1256},
   year = {1990}
}

@techreport{vr-348,
   author = {Wickens, Christopher D. AND Todd, S. AND Seidler, K.},
   address = {Wright-Patterson AFB, Ohio},
   institution = {AFAAMRL},
   number = {CSERIAC SOAR 89-001},
   title = {Three-dimensional displays: Perception, implementation, and applications},
   year = {1989}
}

@book{vr-349,
   author = {Williams, Walter Jon},
   note = {ISBN 0-812-555785-9},
   publisher = {Tom Doherty Associates, Inc},
   title = {Voice of the Whirlwind},
   year = {1987}
}

@inproceedings{vr-350,
   author = {Yeh, Yei-Yu AND Silverstein, Louis D.},
   booktitle = {Three-Dimensional Visualization and Display Technologies},
   editor = {Robbins, Woodrow E. AND Fisher, Scott S.},
   pages = {196--204},
   series = {Proc. SPIE},
   title = {Using electronic stereoscopic color displays: Limits of fusion and depth discrimination},
   volume = {1083},
   year = {1989}
}

@techreport{vr-351,
   author = {H{\"a}gglund, Per},
   institution = {NADA, IPLab},
   note = {In Swedish},
   number = {TRITA-NA-P8913},
   title = {Anv{\"a}ndning av datahandsken f{\"o}r navigering i en  enkel 3D-milj{\"o}},
   year = {1989}
}

@article{vr-352,
   author = {Stewart, Doug},
   journal = {Smithsonian},
   month = {January},
   note = {Popular overview of state-of-the-art in virtual realities},
   number = {10},
   pages = {36--45},
   title = {Through the Looking-glass into an Artificial World  --- via Computer},
   volume = {21},
   year = {1991}
}

@article{vr-353,
   author = {Zintz, Walter},
   journal = {UNIXWORLD},
   month = {August},
   note = {Article on current research on neural implants.},
   number = {8},
   pages = {160},
   title = {Neural Wire-tapping},
   volume = {VII},
   year = {1990}
}

@article{vr-354,
   author = {Clarkson, Mark A.},
   journal = {BYTE},
   month = {February},
   pages = {277--282},
   title = {An Easier Interface},
   year = {1991}
}

@proceedings{vr-355,
   month = oct,
   organization = {Link{\"o}ping University},
   title = {Proceedings of the First COST {\#}229, WG.5 Workshop, Telepresence --- A New Concept for Teleconferencing},
   year = {1991}
}

@inproceedings{vr-356,
   author = {Fahl{\'e}n, Lennart},
   booktitle = {Proceedings of the 3rd MultiG Workshop},
   editor = {Sundblad, Yngve},
   month = dec,
   pages = {33--57},
   title = {The {MultiG} {TelePresence} System},
   year = {1991}
}

@inproceedings{vr-357,
   author = {J{\"a}{\"a}-Aro, Kai-Mikael},
   booktitle = {Proceedings of the 3rd MultiG Workshop},
   editor = {Sundblad, Yngve},
   month = dec,
   pages = {59--67},
   title = {The {X}-ray Factory --- some experiments with three-dimensional, iconic, control displays},
   year = {1991}
}