References
- Titze IR. Nonlinear source-filter coupling in phonation: theory. J Acoust Soc Amer. 2008;123(5):2733–2749.
- Sundberg J. Articulatory interpretation of singing-formant. J Acoust Soc Amer. 1974;55(4):838–844.
- Fant G. Acoustic theory of speech production. Mouton: Mouton & Co. S-Gravenhage; 1960.
- Titze IR, Story BH. Acoustic interactions of the voice source with the lower vocal tract. J Acoust Soc Amer. 1997;101(4):2234–2243.
- Echternach M, Burk F, Burdumy M, et al. Morphometric differences of vocal tract articulators in different loudness conditions in singing. PLoS One. 2016;11(4):e0153792.
- Zhang ZY. Mechanics of human voice production and control. J Acoust Soc Amer. 2016;140(4):2614–2635.
- Bartholomew W. A physical definition of “good voice-quality” in the male voice. J Acoust Soc Am. 1934;VI:25–33.
- Weiss R, Brown WS Jr., Morris J. Singer’s formant in sopranos: fact or fiction? J Voice. 2001;15(4):457–468.
- Ternstrom S, Bohman M, Sodersten M. Loud speech over noise: some spectral attributes, with gender differences. J Acoust Soc Am. 2006;119(3):1648–1665.
- Cleveland T, Sundberg J. Acoustic analysis of three male voices of different quality. STL-QPSR. 1983;24(4):027–038.
- Sjolander P, Sundberg J. Spectrum effects of subglottal pressure variation in professional baritone singers. J Acoust Soc Am. 2004;115(3):1270–1273.
- Titze IR, Baken RJ, Bozeman KW, et al. Toward a consensus on symbolic notation of harmonics, resonances, and formants in vocalization. J Acoust Soc Am. 2015;137(5):3005–3007.
- Mainka A, Poznyakovskiy A, Platzek I, et al. Lower vocal tract morphologic adjustments are relevant for voice timbre in singing. PLoS One. 2015;10(7):e0132241.
- Titze IR. Acoustic interpretation of resonant voice. J Voice. 2001;15(4):519–528.
- Tang JN, Stathopoulos ET. Vocal efficiency as a function of vocal intensity – a study of children, women, and men. J Acoust Soc Amer. 1995;97(3):1885–1892.
- Mainka A, Platzek I, Mattheus W, et al. Three-dimensional vocal tract morphology based on multiple magnetic resonance images is highly reproducible during sustained phonation. J Voice. 2017;31(4):504 e11–504 e20.
- Poznyakovskiy AA, Mainka A, Platzek I, et al. A fast semiautomatic algorithm for centerline-based vocal tract segmentation. Biomed Res Int. 2015;2015:906356.
- Drake RL, Vogl W, Mitchell AWM. Gray’s basic anatomy. 2nd ed. Toronto: Elsevier Churchill Livingstone; 2015.
- Murbe D, Roers F, Sundberg J. Voice classification in professional singers: the influence of vocal fold length, vocal tract length and body measurements. HNO. 2011;59(6):556–562.
- Howard DM, Angus JAS. Acoustics and psychoacoustics. New York and London: Routledge Taylor & Francis Group; 2017. pp. 26–35.
- Agarwal M, Scherer RC, Hollien H. The false vocal folds: shape and size in frontal view during phonation based on laminagraphic tracings. J Voice. 2003;17(2):97–113.
- Acoustics - Normal equal-loudness-level-contours (ISO 226:2003).