P. J. Patrick, Raymond Steele, Costas S. Xydeas. Frequency compression of 7.6 kHz speed into 3.3 kHz bandwidth. In IEEE International Conference on Acoustics, Speech, and Signal Processing, ICASSP '83, Boston, Massachusetts, USA, April 14-16, 1983. pages 1304-1307, IEEE, 1983. [doi]
Abstract is missing.