Hasan, Harjuni, and Edhi Sarwono. “The Potential of Coal Mine Voids for Clean Water Sources in Nusantara Capital City”. Journal of Degraded and Mining Lands Management 12, no. 1 (October 1, 2024): 6771–6780. Accessed February 13, 2025. https://jdmlm.ub.ac.id/index.php/jdmlm/article/view/16767.