Abdallah, Fatima Talib, and Salam I. Al-Dulaimi. “Biostratigraphy of the Upper Cretaceous for Selected Sections in Northern Iraq”. Iraqi Journal of Science 60, no. 3 (March 27, 2019): 545–553. Accessed December 8, 2025. https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/639.