Boustia Narhimene, Mokhtari Aicha. Description logic with default for Expressing Authorization. In Colette Rolland, Oscar Pastor, Jean-Louis Cavarero, editors, Proceedings of the First International Conference on Research Challenges in Information Science, RCIS 2007, Ouarzazate, Morocco, April 23-26, 2007. pages 221-228, 2007.
Abstract is missing.