1. Mikulaschek Christoph , and Perry Chris . 2013. When Do Civil-War Parties Heed the UN? Findings from the IPI Security Council Compliance Database. New York: IPI.
2. Does Peacekeeping Work?
3. Marshall Monty G. , and Jaggers Keith . 2000. Polity IV Project. Available from http://www.systemicpeace.org/polityproject.html, accessed 2 April 2015.