\begin{thebibliography}{1}

\bibitem{defuria}
S. De~Furia and J. Scacciaferro.
\newblock {\it MIDI programmer's handbook}.
\newblock M \& T Publishing, Inc., 1989.

\bibitem{Taupin}
Daniel Taupin.
\newblock {\it Music\TeX, Using \TeX~ to write polyphonic or instrumental
  music}.
\newblock Laboratoire de Physique ds Solides, Orsay, France, june 1992.
\newblock Version 4.52.

\end{thebibliography}