References
Calingaert, D. (2010). Authoritarianism vs. The Internet. Policy Review. 160 (1), 63-75.
Dibbell, J. (2012). The Shadow Web. Scientific American. 306 (3), 60-65.
Eneman, M. (2010). ISP Filtering of Chlid-Abusive Material: A Critical Reflection of Its
Effectiveness. Journal of Sexual Aggression. 16 (2), 223-235.