An efficient algorithm for tracking the angles of arrival of moving targets. - Chellury R. Sastry; Edward W. Kamen; Marwan A. Simaan (IEEE Trans. Signal Process., 1991)

Tracking the direction of arrival of multiple moving targets. - C. R. Rao 001; Chellury R. Sastry; B. Zhou (IEEE Trans. Signal Process., 1994)

Webtour: a system to record and playback dynamic multimedia annotations on web document content. - Chellury R. Sastry; Darrin P. Lewis; Arturo Pizano (ACM Multimedia (2), 1999)