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 M. Lim, R. Metzler, and Y. Bar-Yam. Global Pattern Formation and Ethnic/Cultural Violence, Science 317, 5844 (September 14, 2007).
 Y. Bar-Yam: Global Control, Ethnic Violence and Terrorism, from Making Things Work, Chapter 16. Knowledge Press, 2005.
 Kyrgyzstan: Stalin's Latest Victims, Economist (June 17, 2010).
NECSI model of Yugoslovia.
Major ethnic groups in Central Asia: Central Intelligence Agency, taken from http://en.wikipedia.org/wiki/File:Central_Asia_Ethnic_en.svg. Accessed November 2010.
Crowd-sourced reports of ethnic violence in Kenya: Screenshot taken from http://legacy.ushahidi.com/. Accessed May 2010.