Al-Hadidi, A. and Ahmed, M. 2019. Biostratigraphy Study of Planktonic Foraminifera in Shiranish Formation and its Contact with Aaliji Formation in Pulkana Well No. 7 North Iraq. Iraqi National Journal of Earth Science (INJES). 19, 2 (Dec. 2019), 41–59. DOI:https://doi.org/10.33899/earth.2019.170276.