Fatah, Chro, جرو, Tola Mirza, and تۆڵە. “Assessment of Avroman Limestone Formation for Portland Cement Industry, Halabja Area, Kurdistan Region, NE-Iraq”. Iraqi National Journal of Earth Science (INJES) 21, no. 2 (June 24, 2025): 29–48. Accessed August 6, 2025. https://rjps.uomosul.edu.iq/index.php/injes/article/view/15817.