K Ishizaka, J L Flanagan, Synthesis of voiced sounds from a two-mass model of the vocal cords, Bell Syst. Tech. J. 51, 1233 (1972).
 I R Titze, The physics of small-amplitude oscillation of the vocal folds, J. Acoust. Soc. Am. 83, 1536 (1988).
 M A Trevisan, M C Eguia, G Mindlin, Nonlinear aspects of analysis and synthesis of speech time series data, Phys. Rev. E 63, 026216 (2001).
 Y S Perl, E M Arneodo, A Amador, F Goller, G B Mindlin, Reconstruction of physiological instructions from Zebra finch song, Phys. Rev. E 84, 051909 (2011).
 E M Arneodo, Y S Perl, F Goller, G B Mindlin, Prosthetic avian vocal organ controlled by a freely behaving bird based on a low dimensional model of the biomechanical periphery, PLoS Comput. Biol. 8, e1002546 (2012).
 B H Story, I R Titze Voice simulation with a body-cover model of the vocal folds, J. Acoust. Soc. Am. 97, 1249 (1995).
 J C Lucero, L Koening Simulations of temporal patterns of oral airflow in men and women using a two-mass model of the vocal folds under dynamic control, J. Acoust. Soc. Am. 117, 1362 (2005).
 X Pelorson, X Vescovi, C Castelli, E Hirschberg, A Wijnands, A P J Bailliet, H M A Hirschberg, Description of the flow through in-vitro models of the glottis during phonation. Application to voiced sounds synthesis, Acta Acust. 82, 358 (1996).
 M E Smith, G S Berke, B R Gerratt, Laryngeal paralyses: Theoretical considerations and effects on laryngeal vibration, J. Speech Hear. Res. 35, 545 (1992).
 I Steinecke, H Herzel Bifurcations in an asymmetric vocal-fold model, J. Acoust. Soc. Am. 97, 1874 (1995).
 N J C Lous, G C J Hofmans, R N J Veldhuis, A Hirschberg, A symmetrical two-mass vocal-fold model coupled to vocal tract and trachea, with application to prosthesis design, Acta Acust. United Ac. 84, 1135 (1998).
 T Baer, Vocal fold physiology, University of Tokyo Press, Tokyo, (1981).
 T Ikeda, Y Matsuzak, T Aomatsu, A numerical analysis of phonation using a two-dimensional flexible channel model of the vocal folds, J. Biomech. Eng. 123, 571 (2001).
 J C Lucero, Dynamics of the two-mass model of the vocal folds: Equilibria, bifurcations, and oscillation region, J. Acoust. Soc. Am. 94, 3104 (1993).
 X Pelorson, A Hirschberg, R R van Hassel, A P J Wijnands, Y Auregan, Theoretical and experimental study of quasisteady-flow separation within the glottis during phonation. Application to a modified two-mass model, J. Acoust. Soc. Am. 96, 3416 (1994).
 T Baer, Reflex activation of laryngeal muscles by sudden induced subglottal pressure changes, J. Acoust. Soc. Am. 65, 1271 (1979).
 J C Lucero, A theoretical study of the hysteresis phenomenon at vocal fold oscillation onset-offset, J. Acoust. Soc. Am. 105, 423 (1999).
 I Titze, Principles of voice production, Prentice Hall, (1994).
 J Guckenheimer, P Holmes, Nonlinear oscillations, dynamical systems and bifurcations of vector fields, Springer, (1983).
 E Doedel, AUTO: Software for continuation and bifurcation problems in ordinary differential equations, AUTO User Manual, (1986).
 J Sitt, A Amador, F Goller, G B Mindin, Dynamical origin of spectrally rich vocalizations in birdsong, Phys. Rev. E 78, 011905 (2008).
 A Amador, F Goller, G B Mindlin, Frequency modulation during song in a suboscine does not require vocal muscles, J. Neurophysiol. 99, 2383 (2008).