ACCOn: checking consistency of XML write-access control policies.

Loreto Bravo James Cheney Irini Fundulaki ACCOn: checking consistency of XML write-access control policies. 715-719 2008 EDBT http://doi.acm.org/10.1145/1353343.1353433 conf/edbt/2008 db/conf/edbt/edbt2008.html#BravoCF08