1. The Comparative Reliability of the C.I.D. Tape-recorded and the Howard #9 Live Voice Speech Reception Test;Arthur,1951
2. Multiple choice intelligibility tests;Black;J. Sph. Hrg. Dis.,1957
3. Reliability of voice tests of speech discrimination;Brandy;J. Sph. Hrg. Res.,1966
4. Monitored live voice as a test of auditory acuity;Carhart;J. Acoust. Soc. Amer.,1946