On Indexing Sliding Windows over Online Data Streams. - Lukasz Golab; Shaveen Garg; M. Tamer Özsu (EDBT, 2004)

Web-CAM: Monitoring the dynamic Web to respond to Continual Queries. - Shaveen Garg; Krithi Ramamritham; Soumen Chakrabarti (SIGMOD Conference, 2004)