H. Tobia, Faraj. “Strontium Isotope Ratios As a Tool for the Origin of Barite Mineralization of Marsis and Lefan Deposits/Northeast Zakho / Iraq”. Iraqi National Journal of Earth Science (INJES) 11, no. 2 (June 24, 2025): 1–10. Accessed August 6, 2025. https://ojs.uomosul.edu.iq/index.php/injes/article/view/15757.