Целуйко, М. Є. “ISIL’S EXTERNAL STRATEGY. PART 2”. The Journal of V.N. Karazin Kharkiv National University. Series "Issues of Political Science" 310 (November 15, 2017): 105-110. Accessed June 5, 2026. https://periodicals.karazin.ua/politology/article/view/9600.