Some comparisons among several pitch detection algorithms. - Michael J. Cheng; Lawrence R. Rabiner; Aaron E. Rosenberg; Carol A. McGonegal (ICASSP, 1976)

A Difference Detection and Correction Scheme for Combating DPCM Transmission Errors. - Raymond Steele; David J. Goodman; Carol A. McGonegal (IEEE Trans. Commun., 1979)