1. Allen R., Garlan D., Formal Connectors, (CM-CS-94-115), School of Computer Science Carnegie Mellon University, Pittsburgh, PA 15213, March 1994.
2. Balter R., Bernadat J., Decouchant D., Duda A., Freyssinet A., Krakowiak S., Meysembourg M., Le Dot P., Nguyen Van H., Paire E., Riveill M., Roisin C., Rousset de Pina X., Scioville R., Vandôme G., “Architecture and Implementation of Guide, an Object-Oriented Distributed System”, Computing Systems, Vol.4 (No.1), pp. 31–67, 91.
3. Balter R., Ben Atallah S., Kanawati R., “System Architecture for Synchronous Groupware Development”, Proceedings of the Sixth International Conference on Human-Computer Interaction, (HCI International '95), Vol.1, pp371–379, ed. Elsevier, Tokyo, Japan, 9–14 July 1995
4. Boyer F., “Coordinating Software Development Tools with Indra”, 7th Conference on Software Engineering Environments (SEE'95), pp. 1–13, IEEE Computer Society Press, Noordwijkerhout (Netherlands), 5–7 April 1995.
5. Bull Open Software Systems, “OODE: Une plate-forme Objet pour les Applications Coopératives”, Congrès AFCET, Paris-France, Novembre 1994.