Celik DS. Gülen (Hizmet) Movement as a Bulwark against Terrorism and Extremism. Int. j. soc. sci. humanit. invent. [Internet]. 2017 Oct. 9 [cited 2024 Aug. 25];4(10):4066-9. Available from: http://valleyinternational.net/index.php/theijsshi/article/view/963