Setiawan A. MINERALS AND COAL RESERVES POTENTIAL IN INDONESIA AND THE WORLD: POTENSI CADANGAN MINERAL DAN BATUBARA DI INDONESIA DAN DUNIA. Program Studi S1 Teknik Pertambangan Universitas Papua [Internet]. 2022 Feb. 26 [cited 2026 Apr. 18];1(1):20-31. Available from: https://mail.jurnal-intan.ac.id/index.php/intan/article/view/7