S. Al-Hadidi, A., & S.Al-Omari, F. (2004). Biostratigraphy of Planktonic Foraminifera in Aaliji and Jaddala Formations From East Baghdad Well No.2 , Middle Iraq. Iraqi National Journal of Earth Science (INJES), 4(1), 86–97. https://doi.org/10.33899/earth.2004.37777