10.Fund for Peace (2010). 2010 Failed States Index. Foreign Policy magazine and FFP Washington, D.C. 20005.
11.Gleick, P. H. (2014). Water, drought, climate change, and conflict in Syria. Weather, Climate, and Society, 6(3), 331-340.
12.Glenn, Cameron (2016). Timeline: The Rise, Spread, and Fall of the Islamic State, Wilson Center.
13.Haktanir, K. et al. (2004). The prospects of the impact of desertification on Turkey, Lebanon, Syria, and Iraq. Environmental Challenges in the Mediterranean 2000-2050, 37:139-154.
14.Heistein, Ari, and West, James (November 20, 2015). There are more Pakistanis and Afghans fighting for Assad than Westerners fighting for ISIS, The National Interest.
15.Hubbard, Ben (2018). Dozens Suffocate in Syria as Government Is Accused of Chemical Attac, the New York Times. At: https://www.nytimes.com/2018/04/08/world/middleeast/syria-chemical-attack-ghouta.html.
16.International Institute for Strategic Studies (2010). The Military Balance. 2010.
17.Jackson, R. H. (1998). Surrogate Sovereignty? Great Power Responsibility and Failed States, Institute of International Relations, The University of British Columbia. Working Paper No.25.
18.Kauffmann, D., Art, K., and Mastruzzi, M. (2005). Governance Matters IV: Governance Indicators for 1996-2004. World Bank.
19.Kelley, C. P., Mohtadi, S., Cane, M. A., Seager, R., & Kushnir, Y. (2015). Climate change in the Fertile Crescent and the implications of the recent Syrian drought. Proceedings of the National Academy of Sciences, 112 (11), 3241-3246.
20.Laub, Zachary (April 28, 2017). Who’s who in Syria's Civil War, The Council on Foreign Relations (C.F.R.).
21.Lund, Aron (March 02, 2015). Who Are the Pro-Assad Militias? The Carnegie Endowment for International Peace.
22.Mercy Corps (2015). Quick facts: What you need to know about the Syria crisis. Mercy Corps global humanitarian aid agency. At: https://www .mercycorps.org/articles/iraq-jordan-lebanon-syria-turkey/quick-facts-what-you-need-know-about-syria-crisis.
23.Mirzaei.jegarloei, N; Kazemi, S.A.A and Motaghi E (2017). Identity Consequences of Arab Spring and Islamic Awaking in Southwest Asia; Case study: Syria. Geopolitics Quarterly. Volume 13, Issue 45.
24.Mossallanejad, Abbas (2016). The Rise of ISIS and the Future of Iraq’s Security. Geopolitics Quarterly. Volume: 11, No 4.
25.Pollack M., Kenneth (2004). Arabs at War: Military Effectiveness, 1948-1991 (Studies in War, Society, and the Military). Bison Books.
26.Rothberg, R. (2002). The New Nature of Nation-State Failure, the Washington Quarterly. Volume 25, Number 3: 85-96.
27.Serra, Gianluca (2015). Over-grazing and desertification in the Syrian steppe are the root causes of war, The Ecologist. At: https://theecologist .org/2015/jun/05 /over-grazing-and-desertification-syrian-steppe-are-root-causes-war.
28.Statista (2020). Ranking of the major source countries of refugees as of 2019. At: https://www.statista.com/statistics/272999/refugees-by-source-country/
29.The World Bank (2017). Syria Damage Assessment of selected cities Aleppo, Hama, Idlib. At: http://documents.worldbank.org/curated/en/53054151 2657033401/pdf/121943-WP-P161647-PUBLIC-Syria-Damage-Assessment.pdf.
30.Torres, M., and Anderson, M. (2004). Fragile States: Defining Difficult Environments for Poverty Reduction, Poverty Reduction in Difficult Environments Team Policy Division, and U.K. Department for International Development.
31.Trading Economics (2010-2019). Syria Corruption Rank. At: https://tradingecon omics.com/syria/corruption-rank
32.United Nations Office for the Coordination of Humanitarian Affairs (2019). About OCHA Syria. At: https://www.unocha.org/syrian-arab-republic/about-ocha-syria.
33.World Vision (2018). Syrian Refugee Crisis: Facts, F.A.Q.s, and How to Help. At: https://www.worldvision.org/refugees-news-stories/syrian-refugee-crisis-facts
34.Zartman, I. W. (1995). Collapsed States: The Disintegration and Restoration of Legitimate Authority, Lynne Rienner Publishers.