Diharjo, Deniela Flora Mariyne Wongso, and Yosef Barita Sar Manik. 2024. “Life Cycle Assessment a Coal Mining in East Kalimantan”. JST (Jurnal Sains Dan Teknologi) 12 (3):613-21. https://doi.org/10.23887/jstundiksha.v12i3.68103.