Q. . Khalid Hamid and A. . Mohamed Ismail Brefkany, “The role of private investment in developing the private higher education sector in the Kurdistan Region - Iraq for the period (2008-2020) (Dohuk city as a model)”, ACAD J NAWROZ UNIV, vol. 13, no. 1, pp. 1353–1368, Mar. 2024.