Formal Description Techniques and Protocol Specification, Testing and Verification : FORTE XI/PSTV XVIII.98 IFIP TC6 WG6.1 Joint International Conference on Formal Description Techniques for Distributed Systems and Communication Protocols (FORTE XI) and Protocol Specification, Testing and Verification (PSTV XVIII) 3.6 November 1998, Paris, France - Stan Budkowski, Ana Cavalli, Elie Najm ((IFIP Advances in Information and Communication Technology))