A Purely Model-Theoretic Semantics for Disjunctive Logic Programs with Negation.

Pedro Cabalar David Pearce Panos Rondogiannis William W. Wadge A Purely Model-Theoretic Semantics for Disjunctive Logic Programs with Negation. 44-57 2007 conf/lpnmr/2007 LPNMR http://dx.doi.org/10.1007/978-3-540-72200-7_6 db/conf/lpnmr/lpnmr2007.html#CabalarPRW07