Analisis Lingkungan Pengendapan Batubara PT. Marunda Graha Mineral Kabupaten Murung Raya Mineral, Kalimantan Tengah. JTK [Internet]. 2020Apr.28 [cited 2024Jul.23];5(2):37-46. Available from: https://online-journal.unja.ac.id/jtk/article/view/8210