Aditi Barthwal, Michael Norrish. Mechanisation of PDA and Grammar Equivalence for Context-Free Languages. In Anuj Dawar, Ruy J. G. B. de Queiroz, editors, Logic, Language, Information and Computation, 17th International Workshop, WoLLIC 2010, Brasilia, Brazil, July 6-9, 2010. Proceedings. Volume 6188 of Lecture Notes in Computer Science, pages 125-135, Springer, 2010. [doi]
Abstract is missing.