1. Pearlman L, Welch V, Foster I, Kesselman C and Tuecke S: ‘A Community Authorisation Service for Group Collaboration’, Globus Project (2002) — http://www.globus.org/alliance/publications/
2. Shibboleth homepage — http://shibboleth.internet2.edu/
3. OASIS XACML — http://www.oasis-open.org/committees/tc_home.php?wg_abbrev=xacml
4. W3C Web Services Glossary, W3C Working Group note (February 2004) — http://www.w3.org/TR/ws-gloss/
5. Shibboleth Identity Provider Deployment Guide (V1.3 / 2005-08) (2005).