Ibrahim Fattah , A. ., and H. . Hasan Ahmad Perot. “Sedimentology of Avanah Formation (Middle-Upper Eocene) from Selected Sections Within Iraqi Kurdistan Region”. Iraqi National Journal of Earth Science (INJES), vol. 26, no. 1, Jan. 2026, pp. 65-87, doi:10.33899/injes.v26i1.60181.