1. D. Schefstrom and G. van den Broek. Tool Integration - Environments and Frameworks. John Wiley & Sons, 1993.
2. A.I. Wasserman. Tool Integration in Software Engineering Environments. In F. Long,Software Engineering Environments: Proc. Int. Workshop on Environments, LNCS 467, pages 137–149. Springer Verlag, 1990.
3. K.J. Sullivan. Mediators: Easing the design and evolution of integrated systems. Technical Report 94-08-01, Departement of Computer Science and Engineering, University of Washington, 1994.
4. Object Management Group. The Common Object Request Broker: Architecture and Specification, Revision 2.0. OMG Document 97-02-25, July 1996.
5. E. Gamma, R. Helm, R. Johnson, and J. Vlissides. Design Patterns: Elements of Reusable Object-Oriented Software. Addison-Wesley, Reading, Mass., 1995.