Analisis Potensi Swabakar (Self-Combustion) Berdasarkan Data Proksimat pada Batubara PT. Geoservices Samarinda. GEOSAINS KUTAI BASIN, [S. l.], v. 5, n. 2, p. 80–85, 2022. DOI: 10.30872/geofisunmul.v5i2.1062. Disponível em: https://jurnal.fmipa.unmul.ac.id/index.php/geofis/article/view/1062. Acesso em: 8 sep. 2025.