Wamafma F, Sasea EM. The Impact of the Fourth Amendment to the National Mineral and Coal Law on Regional Development: An Investment Law Perspective. JIHK [Internet]. 2025 Mar. 11 [cited 2025 Mar. 13];7(1):55-70. Available from: http://journal.stihbiak.ac.id/index.php/kyadiren/article/view/269