High quality 16 kb/s voice transmission. - Aaron J. Goldberg; Richard L. Freudberg; Ronald S. Cheung (ICASSP, 1976)

High quality 16 kb/s voice transmission: The subband coder approach. - Ronald S. Cheung; Raimond L. Winslow (ICASSP, 1980)

The design of a 16 kb/s split-band adaptive predictive coder for noisy channels. - Ronald S. Cheung; S. Y. Kwon (ICASSP, 1981)

Real-time implementation of a 9600 bps subband coder with time-domain harmonic scaling. - Ronald S. Cheung (ICASSP, 1982)