NOWAKOWSKA, W., R. GUBRYNOWICZ, and P. ŻARNECKI. “On the Model of Vocal Tract Dynamics”. Archives of Acoustics 18, no. 4 (May 1, 2014): 525–537. Accessed April 26, 2025. https://acoustics3.ippt.pan.pl/index.php/aa/article/view/1161.