1.
Omar Ahmed Al-Badrani, Faris Nejris Hassan. Calcareous nannofossils bioevent throughout the Cretaceous -Tertiary boundary in kh-4 well, Northern Iraq. Tikrit J. Pure Sci. [Internet]. 2022 Dec. 3 [cited 2024 Jul. 3];26(1):60-6. Available from: https://tjps.tu.edu.iq/index.php/tjps/article/view/100