Optimasi Desain Geometri Lereng Material Old Dump Pada Usaha Penggalian Ulang Pit X PT. Bukit Asam Tbk: Optimization Of Geometry Design Of Old Dump Material Slopes On The Pit X Re-Excavation Plan Of PT. Bukit Asam, Tbk. mineral [Internet]. 2024 Jul. 16 [cited 2026 Apr. 15];9(1):16-24. Available from: https://journal.ubb.ac.id/index.php/mineral/article/view/5298