@InProceedings{Lester:1999:UML98, author = "N. G. Lester and F. G. Wilkie and D. W. Bustard", title = "Applying {UML} Extensions to Facilitate Software Reuse", pages = "393--405", booktitle = "The Unified Modeling Language, UML'98 - Beyond the Notation. First International Workshop, Mulhouse, France, June 1998, Selected Papers", editor = "Jean B{\'e}zivin and Pierre-Alain Muller", publisher = "Springer", series = "LNCS", volume = "1618", year = "1999", }