Putri, Fairus Atika, Yudho Cahyono, and Serin Rabin. “Productivity Study of Tools for Optimizing Overburden Production Results at PT. Karebet Mas Indonesia Site Kutai Energi East Kalimantan”. PROMINE 9, no. 2 (November 2, 2022): 84-91. Accessed March 28, 2024. https://journal.ubb.ac.id/promine/article/view/2865.