Q. Mahdi, A., A. S. Alshami, A. H. Mohammad, and A. M. Al Tarif. “Geological, Mineralogical and Geochemical Studies of Kolosh Formation, Dokan Area, Kurdistan Region, Iraq”. 2023. Al-Kitab Journal for Pure Sciences, vol. 5, no. 1, Aug. 2023, pp. 39-49, doi:10.32441/kjps.05.01.p4.