1. Law Enforcement Record Management Systems (RMS) – Standard functional specifications by Law Enforcement Information Technology Standards Council (LEITSC) (updated 2006),
http://www.leitsc.org
2. Europol – mission, mandates, security objectives,
http://www.europol.europa.eu
3. European Security and Defense Policy – Wikipedia article,
http://en.wikipedia.org/wiki/European_Security_and_Defence_Policy
4. NATO Open Source Intelligence Handbook (November 2001),
http://www.oss.net
5. NATO Allied Joint Intelligence, Counter Intelligence and Security Doctrine. Allied Joint Publication (July 2003)