Alvin M. Liberman

Perceptual integration of acoustic cues for stop, fricative, and affricate manner.

B H Repp, A M Liberman, T Eccardt, 1978, Journal of experimental psychology. Human perception and performance.

The discrimination of relative onset-time of the components of certain speech and nonspeech patterns.

A. Liberman, K. Harris, H. Lane, 1961, Journal of experimental psychology.

Some Cues for the Distinction Between Voiced and Voiceless Stops in Initial Position

A. Liberman, F. Cooper, P. Delattre, 1957 .

On Pushing the Voice-Onset-Time (Vot) Boundary About

Alvin M. Liberman, Leigh Lisker, A. Liberman, 1977, Language and speech.