CurryR.: The Mechanism of the Human Voice. Longmans Green and Company, New York, p. 47, 1940.
2.
FarnsworthD. W.: High Speed Motion Pictures of the Human Vocal Cords. Bell Laboratories Record18:203–208, 1940.
3.
MitchinsonA. G. H.YoffeyJ. M.: Changes in the Vocal Folds in Humming Low and High Notes. A Radiographic Study. J. Anatomy82:88–92, 1948.
4.
SonninenA. A.: Is the Length of the Vocal Cords the Same at All Different Levels of Singing?. Acta Oto-Laryngol. Suppl. 118:219, 1954.
5.
LuchsingerR.PfisterK.: Die Messung der Stimmlippenverlängerung beim Steigern der Tonhöhe. Folia Phoniatrica13:1–12, 1961.
6.
ElzeC.: Anatomie des Kehlkopfes und des Tracheobronchialbaumes. Handbuch der Hals-Nasen-Ohrenheilkunde, ed. DenkerA.KahlerO. Vol. 1, Springer, Berlin, p. 251, 1925.
7.
GrayG. W.WiseC. M.: The Bases of Speech. Harper, New York, p. 181, 1946.
8.
FinkB. R.KirschnerF.: Observations on the Mechanical and Acoustical Properties of the Vocal Folds. Folia Phoniatrica11:167–172, 1959.
9.
RamseyR. W.StreetS. F.: The Isometric Length-Tension Diagram of Isolated Skeletal Muscle Fibers of the Frog. J. Cell. Comp. Physiol. 15:11–34, 1940.
10.
CurtisH. J.: Skeletal Muscle, in: Medical Physiology, ed. BardP., Mosby, St. Louis, p. 913, 1956.
11.
SonninenA. A.: The Role of the External Laryngeal Muscles in LengthAdjustment of the Vocal Cords in Singing. Acta Oto-Laryngol. Suppl. 130:1–102, 1956.
12.
Faaborg-AndersenK.: Electromyographic Investigation of Intrinsic Laryngeal Muscles in Humans. Acta Physiol. Scandinav. 41 (Suppl. 140):1–148, 1957.
13.
BernsteinH.: Über das Stimmorgan der Primaten. Abhandl. Senckenberg. Naturforsch. Gesellschaft38:105–128, 1923.
14.
Grabower: Die Verteilung und Zahl der Nervenfasern in den Kehlkopfmuskein und die Hinfälligkeit des Erweiterers der Stimmritze. Archiv. f. Laryngol. u Rhinol. 16:189–207, 1904.
15.
PiquetJ.BaretsA.: Observations sur l'innervation motrice du muscle vocal. Acta Oto-Laryngol. 51:203–206, 1960.
16.
Faaborg-AndersenK.BuchthalF.: Action Potentials from Internal Laryngeal Muscles During Phonation. Nature177:340–341, 1956.
17.
KatsukiY.: The Function of the Phonatory Muscles. Jap. J. Physiol. 1:29–36, 1950.
18.
FinkB. R.: Adaptations for Phonatory Efficiency in the Human Vocal Folds. Annals of Otology, Rhinology and Laryngology (in press).
19.
FinkB. R.: Phonatory Adaptations in the Upper Larynx of Man. Annals of Otology, Rhinology and Laryngology70:356–363 (June) 1962.
20.
NegusV. E.: The Mechanism of Phonation. Acta Oto-Laryngol. 22:393–418, 1935.
21.
KippF. A.: Die Entstehung der menschlichen Lautbildungsfähigkeit als Evolutionsproblem. Experientia11:89–94, 1955.