L. Cardelli, J. Donahue, L. Glassman, M. Jordan, B. Kalsow et al., Modula-3 language definition, ACM SIGPLAN Notices, vol.27, issue.8, pp.15-42, 1992.
DOI : 10.1145/142137.142141

C. Clifton, G. T. Leavens, C. Chambers, and T. Millstein, MultiJava: Modular open classes and symmetric multiple dispatch for Java, OOPSLA 2000 Conference on Object-Oriented Programming, Systems, Languages, and Applications, pp.130-145, 2000.

E. Ernst, Propagating Class and Method Combination, Proceedings ECOOP '99, pp.67-91, 1999.
DOI : 10.1007/3-540-48743-3_4

R. B. Findler and M. Flatt, Modular object-oriented programming with units and mixins, Proceedings of the third ACM SIGPLAN international conference on Functional programming, pp.94-104, 1998.

Y. Ichisugi and A. Tanaka, Difference-Based Modules: A Class-Independent Module Mechanism, Proceedings ECOOP 2002, 2002.
DOI : 10.1007/3-540-47993-7_3

D. Ingalls, T. Kaehler, J. Maloney, S. Wallace, and A. Kay, Back to the future: The story of Squeak, A practical Smalltalk written in itself, Proceedings OOPSLA '97, pp.318-326, 1997.

B. Meyer, Eiffel: The Language, 1992.

H. Mössenböck, Object-Oriented Programming in Oberon-2, 1993.
DOI : 10.1007/978-3-642-79898-6

J. Pelrine and A. Knight, Mastering ENVY/Developer, 2001.
DOI : 10.1017/CBO9780511583926

R. B. Smith and D. Ungar, A simple and unifying approach to subjective objects, Theory and Practice of Object Systems, vol.2, issue.3, pp.161-178, 1996.
DOI : 10.1002/(SICI)1096-9942(1996)2:3<161::AID-TAPO3>3.0.CO;2-Z

C. A. Szyperski, Import is not inheritance why we need both: Modules and classes, Proceedings ECOOP '92, pp.19-32, 1992.
DOI : 10.1007/BFb0053028

S. T. Taft, Ada 9x: From abstraction-oriented to object-oriented, Proceedings OOPSLA '93, pp.127-143, 1993.

A. Wills, Capsules and types in Fresco, Proceedings ECOOP '91, pp.59-76, 1991.
DOI : 10.1007/BFb0057015

A. Wirfs-brock, Subsystems ? proposal, OOPSLA 1996 Extending Smalltalk Workshop, 1996.

A. Wirfs-brock and B. Wilkerson, An overview of modular Smalltalk, Proceedings OOPSLA '88, pp.123-134, 1988.

N. Wirth, Programming in Modula-2, 1983.

M. Zenger, KERIS: evolving software with extensible modules, International Workshop on Unanticipated Software Evolution, 2002.
DOI : 10.1002/smr.320