References
- Miller R. L. Auditory tests with synthetic vowels. J. acoust. Soc. Amer. 1953; 25: 114
- Kirikae I. Hearing test by means of synthetic speech sounds. J. Jap. Audiol. Soc. 1966; 9: 82
- Pickett J. M., Martin E. S. Discrimination of vowel spectrum in sensorineural hearing impairment. J. acoust. Soc. Amer. 1967; 42: 1191