Chitta Baral, Jorge Lobo, Jack Minker. WF³: A Semantics for Negation in Normal Disjunctive Logic Programs. In Zbigniew W. Ras, Maria Zemankova, editors, Methodologies for Intelligent Systems, 6th International Symposium, ISMIS 91, Charlotte, N.C., USA, October 16-19, 1991, Proceedings. Volume 542 of Lecture Notes in Computer Science, pages 459-468, Springer, 1991.
Abstract is missing.