Lyon, David (2003). “Surveillance in the City.” In Steve Graham (ed.), The Cybercities Reader. New York: Routedge.
Green, Nicola (2001). “Who's Watching Whom? Monitoring and Accountability” in Mobile Relations, Wireless World: Social and Interactional Aspects of the Mobile Age. New York: Springer-Verlag.
Curry, M., Phillips, D., & Regan, P. (2004). Emergency Response Systems and the Creeping Legibility of People and Places. The Information Society, 20, 357-369.
Zetter, K. (2005, April 15). Surveillance Works Both Ways. Wired News.
http://www.wired.com/news/privacy/1,67216-0.html
Holson, L. (2006, April 5). Disney Phone Service Has Parents in Mind. New York Times.