1. Karygiannis, T., Owens, L.: Wireless Network Security: 802.11, Bluetooth and Handheld Devices, NIST Special Publication no. 800-48, US Dept. of Commerce, USA (2002)
2. PAMPAS (“Pioneering Advanced Mobile Privacy and Security”) Project, EU-IST-2001-37763, Final Roadmap, Deliverable D4 (May 2003), http://www.pampas.eu.org/
3. DMTF CIM Policy Model v. 2.81 (February 2005), available at http://www.dmtf.org/standards/published_documents.php
4. Clemente F., Perez G., Blaya J., Skarmeta A.: Representing Security Policies in Web Information Systems. In: Policy Management for the Web - WWW2005 Workshop, 14th International World Wide Web Conference, Chiba, Japan (May 2005)
5. Gruber, T.: Toward principles for the design of ontologies used for knowledge sharing. In: Formal Ontology in Conceptual Analysis and Knowledge Representation. Kluwer Academic Publishers, Dordrecht (1993)