Karakteristik Maseral dan Peringkat Batubara Daerah Balikpapan Selatan Berdasarkan Analisis Petrografi Organik. GEOSAINS KUTAI BASIN, [S. l.], v. 8, n. 1, p. 10–15, 2025. DOI: 10.30872/geofisunmul.v8i1.1448. Disponível em: https://jurnal.fmipa.unmul.ac.id/index.php/geofis/article/view/1448. Acesso em: 8 sep. 2025.