Yingchun Lu, Enfang Sang; Underwater target's size/shape dynamic analysis for fast target recognition using sonar images, Proceedings of the 1998 International Symposium on Underwater Technology, pp. 172 - 175, April 1998.
En-Fang Sang, Hen-Geul Yeh; Modified LMS algorithms for high speed underwater acoustic signal processing, Proceedings of IEEE OCEANS'93 Conference, pp. 259 - 264, October 1993.