References
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- American National Standards Institute (ANSI). American national standard criteria for permissible ambient noise during audiometric testing. ANSI S. 3.1–1977. American National Standards Institute, New York 1977
- Beery Q. C., Del Polito G. A., Katz D., Madell J. R., Olsen W. O., Williams P. S., Seidemann M. Guidelines for acoustic immittance screening of middle-ear function. Am. Speech and Hearing Ass. 1979; 21: 283–288
- International Organization for Standardization (ISO). Acoustic - Standard reference zero for the calibration of pure-tone audiometers. ISO Standard 1975; 389
- Lutman M. E., Martin A. M. The variability of acoustic reflex threshold measurements. J. Sound Vibration 1976; 48: 413–420
- Stephens S. D.G., Belgrad B., Krogh H. J. The value of some suprathreshold auditory measures. Scand. Audiol. 1977; 6: 213–221
- Wilber L. A. Acoustic reflex measurement - procedures, interpretations and variables. Acoustic impedance and admittance - The measurement of middle ear function (, Wilber Feldman. Williams & Wilkins, Baltimore 1976