Thomas Drakengren, Marcus Bjäreland. Expressive Reasoning about Action in Nondeterministic Polynomial Time. In Thomas Dean, editor, Proceedings of the Sixteenth International Joint Conference on Artificial Intelligence, IJCAI 99, Stockholm, Sweden, July 31 - August 6, 1999. 2 Volumes, 1450 pages. pages 166-171, Morgan Kaufmann, 1999.
Abstract is missing.