He Wang, Sylvia L. Osborn. Delegation in the role graph model. In David F. Ferraiolo, Indrakshi Ray, editors, SACMAT 2006,11th ACM Symposium on Access Control Models and Technologies, Lake Tahoe, California, USA, June 7-9, 2006, Proceedings. pages 91-100, ACM, 2006. [doi]
Abstract is missing.