SETIAWAN, A. . MINERALS AND COAL RESERVES POTENTIAL IN INDONESIA AND THE WORLD: POTENSI CADANGAN MINERAL DAN BATUBARA DI INDONESIA DAN DUNIA. INTAN Jurnal Penelitian Tambang, [S. l.], v. 1, n. 1, p. 20–31, 2022. DOI: 10.56139/intan.v1i1.7. Disponível em: https://mail.jurnal-intan.ac.id/index.php/intan/article/view/7. Acesso em: 18 apr. 2026.