“KajianEkonomis Perencanaan Pengeboran Dan Peledakan Antara Kemitraan Dengan PT Bukit Asam (Persero) Tbk Pada Wilayah Pit II Banko Barat Di Tanjung Enim Sumatera Selatan: Economical Study of Drilling and Blasting Planning Betweeen Partnership With PT Bukit Asam (Persero) Tbk The Pit Area II Banko West at Tanjung Enim South Sematera”. MINERAL 3, no. 1 (January 30, 2020): 16–23. Accessed April 15, 2026. https://journal.ubb.ac.id/index.php/mineral/article/view/1570.