“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”. (2024) MINERAL, 9(1), pp. 16–24. doi:10.33019/mineral.v9i1.5298.