• Cassandra: Flexible Trust Management, Applied to Electronic Health Records. Moritz Y. Becker and Peter Sewell. In CSFW 2004. [ bib | doi | ps | pdf | http | abstract ]
• Cassandra: Distributed Access Control Policies with Tunable Expressiveness. Moritz Y. Becker and Peter Sewell. In POLICY 2004. [ bib | doi | pdf | http | abstract ]