Wan Fokkink, Chris Verhoef. Conservative Extension in Positive/Negative Conditional Term Rewriting with Applications to Software Renovation Factories. In Jean-Pierre Finance, editor, Fundamental Approaches to Software Engineering, Second Internationsl Conference, FASE 99, Held as Part of the European Joint Conferences on the Theory and Practice of Software, ETAPS 99, Amsterdam, The Netherlands, March 22-28, 1999, Proceedings. Volume 1577 of Lecture Notes in Computer Science, pages 98-113, Springer, 1999.
Abstract is missing.