1. Clarke, R.: Introducing pits and pets: technologies affecting privacy. http://www.rogerclarke.com/DV/PITsPETs.html
2. United Nations: The universal declaration of human rights. http://www.un.org/en/documents/udhr/
3. Council of Europe: Convention for the protection of human rights and fundamental freedoms. http://conventions.coe.int/treaty/en/Treaties/Html/005.htm
4. The Trusted Computing Group: http://www.trustedcomputtinggroup.org
5. Senior, A. (ed.): Protecting Privacy in Video Surveillance. Springer, New York (2009)