Shareef, Hewa H. “The Effect of The Leadership Role on the Political Situation in North and South Kurdistan in Years 1918-1921: An Historical Research”. KOYA UNIVERSITY JOURNAL OF HUMANITIES AND SOCIAL SCIENCES, vol. 2, no. 2, Dec. 2019, pp. 78-86, doi:10.14500/kujhss.v2n2y2019.pp78-86.