Christian S. Jensen Keith G. Jeffery Jaroslav Pokorný Simonas Saltenis Elisa Bertino Klemens Böhm Matthias Jarke Advances in Database Technology - EDBT 2002, 8th International Conference on Extending Database Technology, Prague, Czech Republic, March 25-27, Proceedings EDBT Lecture Notes in Computer Science 2287 Springer 2002 3-540-43324-4 db/conf/edbt/edbt2002.html