Researchr is a web site for finding, collecting, sharing, and reviewing scientific publications, for researchers by researchers.
Sign up for an account to create a profile with publication list, tag and review your related work, and share bibliographies with your co-authors.
Silvana Castano, Giancarlo Martella, Pierangela Samarati. Analysis, Comparison and Design of Role-Based Security Specifications. Data \& Knowledge Engineering, 21(1):31-55, 1996. [doi]