title: world wide database - integrating the web , corba , and databases. authors: a bouguettaya , b benatallah , l hendra , j beard , k smith , m ouzzani. venue: sigmod conference. year: 1999
title: integrating temporal , real-time , and active databases. authors: k ramamritham , r sivasankaran , ja stankovic , dt. venue: sigmod record ,. year: 1996.0