Ibrahim Fattah , A. and Hasan Ahmad Perot , H. 2026. Sedimentology of Avanah Formation (Middle-Upper Eocene) from Selected Sections within Iraqi Kurdistan Region. Iraqi National Journal of Earth Science (INJES). 26, 1 (Jan. 2026), 65–87. DOI:https://doi.org/10.33899/injes.v26i1.60181.