1. J.R. Alcaras, F. Lacroux: Towards Intelligent E.I.S.:The Case of Strategic Design. Proceed. CECOIA III, 291–294 (1992)
2. L.A. Belady, M.M. Lehman: A Model of Large Program Development. IBM System Journal 3, 225–252 (1976).
3. P. Bergstein: Object-Preserving Class Transformations. Proceed. OOPSLA'91. ACM SIGPLAN Notices 26,11,299–313 (1991).
4. A. Bjornerstedt, C. Hultén: Version Control in an Object-Oriented Architecture. In:H. Kim, F.H. Lochovsky (Eds.): Object-Oriented Concepts, Database, and Applications. Addison-Wesley/ACM Press, pp.451–485 (1989).
5. E. Casais: Managing Class Evolution in Object-Oriented Systems. In: D. Tsichritzis (Eds.): Object Management. Geneve: Centre Universitaire D'Informatique, pp. 133–195 (1990).