- Alaranta, Toni, (207), ‘’Turkish Troops in Syria’’, FIIA Briefing Paper 214.
- Babri, Niknam, Ebrahimi, Shahrooz, (2017), "The Syrian crisis and its impact on Turkey's national and regional interests", Quarterly Journal of International Relations Research, Volume 8, Number 28, pp. 149-178.
- Dehghani Firoozabadi, Seyed Jalal (2015), Principles and Foundations of International Relations (1), Tehran: Samat.
- Hesam Ghazi, Rojan, Nouri, Mehdi, (2017), "Turkey's position in the conflicting conflicts in the Syrian crisis", Policy Studies, Volume 4, Number 7, pp. 79-102.
- Karimifard, Hossein, (2017), "Iran-Turkey Interaction and Confrontation in the Syrian Crisis", Politics Quarterly, No. 13, pp. 71-84
- Khalilinejad Kashkooi, Ruhollah, Dehshiar, Hussein (1396), "The Syrian Crisis and Turkey's National Security", Political Research in the Islamic World, Volume 7, Number 2, pp. 107-140.
- Kirby, Jen,(2019), ‘’ The US and Turkey Reached a Syrian Ceasefire. But What Does That Mean? It Certainly Looks as Though It’s a Big Win for Turkey’’, Vox, 17 October, https://www.vox.com/2019/10/17/20919566/turkey-syria-usceasefire-erdogan-pence-kurds (Accessed: 6 November 2019) 12.
- Lobell, Steve. Eretal (ed) (2009), “Neo Classical Realism, the state and Foreign Policy’’, Com bridge: Cambridge.universityPress.
- McKernan, Bethan, Borger, Julian(2019), ‘’Turkey and Russia agree on deal over buffer zone in northern Syria, Erdoğan hails agreement with Putin in which Kurdish fighters will be moved from border area’’, The Guardian, 22 October 2019, https://www.theguardian.com/world/2019/oct/22/turkey- and-russia-agree-deal-over-buffer-zone-innorthern-syria (Accessed: 6 November 2019).
- Moshirzadeh Homeira (2005), Evolution in Theories of International Relations, Tehran, Samat.
- Stiftung, Konrad Adenauer,(2019), ‘’Turkey’s Foreign Policy Towards Syria Frome Neo –Ottoman Adventurism to Neo- Ottoman Realpolitik’’, Foreign Policy Research Institute.
- Walt, Stephen m, (1987), The Origins of Alliance , Cornell University press.
- Walt, Stephen M. , (2008) , Why Alliance Endure or Collops?, Survival , Vo., 39. No,2.
- Walt, Stephen, (2008), "Alliance in a Unipolarubid," World Politics Magazin.
- Williams, Lauren, (2017), ‘’ISIS Has Polarized Turkey Domestically’’, Daily Star, Lebanon.
- Zinnes, D.A. (1980) ‘Three Puzzles in Search of a Researcher: A Presidential Address’, International Studies Quarterly, 24(3), pp. 315-342.