Sushil Jajodia, Pierangela Samarati, V. S. Subrahmanian, Elisa Bertino. A Unified Framework for Enforcing Multiple Access Control Policies. In Joan Peckham, editor, SIGMOD 1997, Proceedings ACM SIGMOD International Conference on Management of Data, May 13-15, 1997, Tucson, Arizona, USA. pages 474-485, ACM Press, 1997. [doi]
Abstract is missing.