Rance Cleaveland Joachim Parrow Bernhard Steffen The Concurrency Workbench: A Semantics-Based Tool for the Verification of Concurrent Systems. 36-72 1993 15 ACM Trans. Program. Lang. Syst. 1 http://doi.acm.org/10.1145/151646.151648 db/journals/toplas/toplas15.html#CleavelandPS93