1. Problems with CAP, and Yahoo's little known NoSQL system;Abadi,2010
2. On SDSI's linked local name spaces;Abadi,1997
3. A calculus for access control in distributed systems;Abadi;ACM Transactions on Programming Languages and Systems,1993
4. Credential based access control for semantic web services;Agarwal,2004
5. Distributed access control for social networks;Ahmad,2011