C. Pun. Acoustics, Speech, and Signal Processing, 2003. Proceedings. (ICASSP
'03). 2003 IEEE International Conference on, 3, Seite III-565-8. IEEE Computer Society, (2003)
H. Lee, H. Kwon, und H. Hwang. Speech, Image Processing and Neural Networks, 1994. Proceedings,
ISSIPNN '94., 1994 International Symposium on, 2, Seite 405--408. IEEE Computer Society, (1994)