1. ITU-T Recommendation Z.120, Message Sequence Chart (MSC), 2000
2. ITU-T Recommendation Z.120, Annex B, Formal Semantics of Message Sequence Charts, 1998
3. J. Grabowski, D. Hogrefe, R. Nahm, Test case generation with test purpose specification by MSCs, in: 6th SDL Forum, 1993, pp. 253–266
4. Autolink––putting SDL-based test generation into practice;Schmitt,1998
5. Rapid generation of functional tests using MSCs, SDL and TTCN;Probert;Computer Communications,2001