Dakshesh Parikh, David Mansour, John D. Markel. Study of echo cancelling algorithms for full duplex telephone networks with vocoders. In IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP '81, Atlanta, Georgia, USA, March 30 - April 1, 1981. pages 1074-1077, IEEE, 1981. [doi]
Abstract is missing.