Djamaluddin, Djamaluddin, Mulhadramy Mulhadramy, and Nurliah Jafar. “Comparative Analysis of Mined Reserve Tonnage on ‘M’ Hill Between Mine Plan and Mining Realization”. Journal of Geology and Exploration 1, no. 1 (June 30, 2022): 22–29. Accessed December 23, 2025. https://ejournal.insightpublisher.com/index.php/JGE/article/view/6.