Marina De Vos, Dirk Vermeir. On the Role of Negation in Choice Logic Programs. In Michael Gelfond, Nicola Leone, Gerald Pfeifer, editors, Logic Programming and Nonmonotonic Reasoning, 5th International Conference, LPNMR 99, El Paso, Texas, USA, December 2-4, 1999, Proceedings. Volume 1730 of Lecture Notes in Computer Science, pages 236-246, Springer, 1999. [doi]
Abstract is missing.