Advances in database technology--EDBT '96 : 5th International Conference on Extending Database Technology, Avignon, France, March 25-29, 1996 : proceedings - Gardarin, G. (Georges); Apers, P. M. G. (Petrus Maria Gerardus); Bouzeghoub, M. (Mokrane) (Lecture notes in computer science ;, 1996)