KAJIAN SISTEM PENYALIRAN TAMBANG BATUBARA BENGALON KABUPATEN KUTAI TIMUR PROVINSI KALIMANTAN TIMUR . Jurnal Geomine, [S. l.], v. 7, n. 01, p. 1–7, 2019. DOI: 10.33536/jg.v7i01.1293. Disponível em: https://jurnal.fti.umi.ac.id/index.php/JG/article/view/1293. Acesso em: 27 jun. 2025.