1. Fujii T, Shimada S: A note on multi-channel echo cancellers. CS84-178, IEICE, January 1985, in Japanese
2. Sondhi MM, Morgan DR: Acoustic echo cancellation for stereophonic teleconferencing. Proceedings of the IEEE Workshop on Applications of Signal Processing to Audio and Acoustics (ASSP '91), October 1991 141-142.
3. Sondhi MM, Morgan DR, Hall JL: Stereophonic acoustic echo cancellation—an overview of the fundamental problem. IEEE Signal Processing Letters 1995, 2(8):148-151. 10.1109/97.404129
4. Benesty J, Amand F, Gilloire A, Grenier Y: Adaptive filtering algorithms for stereophonic acoustic echo cancellation. Proceedings of the International Conference on Acoustics, Speech, and Signal Processing (ICASSP '95), May 1995, Detroit, Mich, USA 5: 3099-3102.
5. Benesty J, Morgan DR, Sondhi MM: A better understanding and an improved solution to the specific problems of stereophonic acoustic echo cancellation. IEEE Transactions on Speech and Audio Processing 1998, 6(2):156-165. 10.1109/89.661474