P. J. Patrick, Costas S. Xydeas, Raymond Steele, Wai-kuen Cham. Wideband quality speech encoders with bit rates of 16-32 kbits/s. In IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP '81, Atlanta, Georgia, USA, March 30 - April 1, 1981. pages 844-847, IEEE, 1981. [doi]
Abstract is missing.