S. A. Hashemi and M. Sahrapeyma, "Proxy war and US's smart power strategy (The case of Syria, 2011-2016)," Q. J. Polit. Stud. Islam. World, vol. 6, no. 24, p. 1, 2018. http://psiw.journals.ikiu.ac.ir/article_1351.html
"Fatalities in Terrorist Violence in Pakistan 2003–2015." SATP. SATP, 26 April 2015. Web. 28 April 2015. [5]Archived 7 January 2016 at the Wayback Machine
"The Korean War, 1950–1953". U.S. Department of State Office of the Historian. Office of the Historian, Bureau of Public Affairs, United States Department of State. Archived from the original on 2 July 2015. Retrieved 7 July 2015.
"The Soviet Invasion of Afghanistan and the U.S. Response, 1978–1980." U.S. Department of State Office of the Historian. U.S. Department of State, 31 October 2013. Web. 28 April 2015. [3]Archived 2 May 2015 at the Wayback Machine
"The Korean War, 1950–1953". U.S. Department of State Office of the Historian. Office of the Historian, Bureau of Public Affairs, United States Department of State. Archived from the original on 2 July 2015. Retrieved 7 July 2015.
"Operation Rolling Thunder." History. A&E Television Networks, LLC., n.d. Web. 28 April 2015. [2]Archived 8 April 2015 at the Wayback Machine
"The Soviet Invasion of Afghanistan and the U.S. Response, 1978–1980." U.S. Department of State Office of the Historian. U.S. Department of State, 31 October 2013. Web. 28 April 2015. [3]Archived 2 May 2015 at the Wayback Machine
Sheridan, Kerry. "War-related deaths near 500,000 in Iraq." Your Middle East. Your Middle East, 16 October 2013. Web. 28 April 2015. [4]Archived 18 May 2015 at the Wayback Machine
"Fatalities in Terrorist Violence in Pakistan 2003–2015." SATP. SATP, 26 April 2015. Web. 28 April 2015. [5]Archived 7 January 2016 at the Wayback Machine
Sheridan, Kerry. "War-related deaths near 500,000 in Iraq." Your Middle East. Your Middle East, 16 October 2013. Web. 28 April 2015. [4]Archived 18 May 2015 at the Wayback Machine