Abdulkarim Abdula R, Ahmed Al-Badrani O. Stratigraphical Position of Piran Limestone Unit in Piran Area, Erbil Governorate, Kurdistan Region, Iraq: Insights from Occurrence of Calcareous Nannofossils. INJES [Internet]. 2023 Dec. 1 [cited 2025 Sep. 2];23(2):37-46. Available from: https://ojs.uomosul.edu.iq/index.php/injes/article/view/40674