Situmeang, Ojak, and Herman Bakir. “Legal Vacuum in Issuance and Revocation of Mining Business Permits”. Rechtsnormen: Journal of Law 2, no. 4 (December 30, 2024): 422–434. Accessed July 5, 2025. https://www.journal.ypidathu.or.id/index.php/rjl/article/view/1650.