Datar isi. Jurnal Geologi Pertambangan (JGP), [S. l.], v. 27, n. 2, 2021. DOI: 10.53640/jgp.v27i2.929. Disponível em: https://ejurnal.unikarta.ac.id/index.php/jgp/article/view/929. Acesso em: 24 aug. 2025.