“Study of Planktonic Foraminferal biostratigraphy and depositional environment of Khasib, Tanuma and Saadi Formations in well Agel -12- Northeastern Tikrite”, Iraqi Journal of Science, vol. 54, no. 3, pp. 617–627, Dec. 2023, Accessed: May 09, 2024. [Online]. Available: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/12164