Optimasi Pit Tambang Terbuka Batubara dengan Pendekatan Incremental Pit Expansion, BESR dan Profit Margin. Jurnal Geologi Pertambangan (JGP), [S. l.], v. 2, n. 24, 2018. DOI: 10.53640/jgp.v2i24.578. Disponível em: https://ejurnal.unikarta.ac.id/index.php/jgp/article/view/578. Acesso em: 25 agu. 2025.