Wahidah, Wahidah, 		Fajarwati, Delia, 		Lepong, Piter, AND 		Alamsyah, Andi.
" Analisis Potensi Swabakar (Self-Combustion) Berdasarkan Data Proksimat pada Batubara PT. Geoservices Samarinda" <em>GEOSAINS KUTAI BASIN</em> [Online], Volume 5 Number 2 (31 December 2022)