Semantics for disjunctive logic programs with explicit and default negation

Complexity and expressive power of logic programming

ACM Computing Surveys (CSUR)

Logic knowledge bases with two default rules

Annals of Mathematics and Artificial Intelligence

Procedural Semantics for Fuzzy Disjunctive Programs

LPAR '02 Proceedings of the 9th International Conference on Logic for Programming, Artificial Intelligence, and Reasoning

Disjunctive Logic Programming: A Survey and Assessment

Computational Logic: Logic Programming and Beyond, Essays in Honour of Robert A. Kowalski, Part I

Complexity results for answer set programming with bounded predicate arities and implications

Annals of Mathematics and Artificial Intelligence

Explicit and default negation in databases and logic programs

Proceedings of the 2nd SIGMOD PhD workshop on Innovative database research

Combining Closed World Assumptions with Stable Negation

Fundamenta Informaticae