1. Agrawal, R., Kiernan, J., Srikant, R., Xu, Y.: Hippocratic . In: Proceedings of the 28th International Conference on Very Large Databases (VLDB) (2002)
2. ANSI: American national standard for information technology—role based access control. ANSI INCITS 359–2004 (2004)
3. Ashley, P., Powers, C.S., Schunter, M.: Privacy promises, access control, and privacy management. In: Third International Symposium on Electronic Commerce (2002)
4. Barker S., Stuckey P.J. (2003). Flexible access control policy specification with constraint logic programming. ACM Trans. Inf. Syst. Secu. 6(4):501–546
5. Bell, D.E., LaPadula, L.J.: Secure computer systems: mathematical foundations and model Technical report, MITRE Corporation (1974)