Grigoris Antoniou, Elmar Langetepe, Volker Sperschneider. Computing Extensions of Default Logic - Preliminary Report. In Andrei Voronkov, editor, Logic Programming and Automated Reasoning,4th International Conference, LPAR 93, St. Petersburg, Russia, July 13-20, 1993, Proceedings. Volume 698 of Lecture Notes in Computer Science, pages 19-27, Springer, 1993.
Abstract is missing.