Software Engineering - ESEC/FSE '99 7th European Software Engineering Conference Held Jointly with the 7th ACM SIGSOFT Symposium on the Foundations of Software Engineering, Toulouse, France, September 6-10, 1999 Proceedings - Nierstrasz, Oskar; Nierstrasz, Oskar; Lemoine, Michel; Lemoine, Michel (Springer Berlin Heidelberg : Imprint: Springer, 1999)