Gianluigi Greco, Francesco Scarcello. Non-Binary Constraints and Optimal Dual-Graph Representations. In Georg Gottlob, Toby Walsh, editors, IJCAI-03, Proceedings of the Eighteenth International Joint Conference on Artificial Intelligence, Acapulco, Mexico, August 9-15, 2003. pages 227-232, Morgan Kaufmann, 2003.
Abstract is missing.