Elisa Bertino, Claudio Bettini, Pierangela Samarati. A discretionary access control model with temporal authorizations. In Hilary H. Hosmer, John E. Dobson, Eric Leighninger, editors, Proceedings of the 1994 Workshop on New Security Paradigms, Little Compton, Rhode Island, USA, August 3-5,1994. pages 102-107, IEEE Computer Society Press, 1994. [doi]
Abstract is missing.