Olaf Burkart, Bernhard Steffen. Pushdown Processes: Parallel Composition and Model Checking. In Bengt Jonsson, Joachim Parrow, editors, CONCUR 94, Concurrency Theory, 5th International Conference, Uppsala, Sweden, August 22-25, 1994, Proceedings. Volume 836 of Lecture Notes in Computer Science, pages 98-113, Springer, 1994.
Abstract is missing.