References
- Shore Bilger R. C., Hirsh I. J. “Hearing Aid Evaluation: Reliability of Repeated Measurements”. J. Speech Hearing Dis. 1960; 25: 152–170
- Jerger J., Speaks C., Malmquist C. “Hearing Aid Performance and Hearing-Aid Selection”. J. Speech Hearing Res 1966; 9: 136–149