B. Intyre, M. E. Schumacher, R. T. Woodhouse, and J. , On the oscillations of musical instruments, J. Acoust. Soc. Amer, vol.74, pp.1325-1345, 1983.

J. Agullo, A. Barjau, and J. Martinez, ) to describe the acoustical behavior of conical ducts, The Journal of the Acoustical Society of America, vol.84, issue.5, pp.1606-1612, 1988.
DOI : 10.1121/1.397174

J. Gilbert, J. Kergomard, and J. D. Polack, On the reflection functions associated with discontinuities in conical bores, The Journal of the Acoustical Society of America, vol.87, issue.4, pp.1773-1780, 1990.
DOI : 10.1121/1.399425

A. H. Benade, Equivalent circuits for conical waveguides, The Journal of the Acoustical Society of America, vol.83, issue.5, pp.1764-1769
DOI : 10.1121/1.396510

M. Soutif, Vibrations, propagation, diffusion, pp.142-143, 1970.