Review prospek mineral polimetalik di Kalimantan Timur. Hexatech: Jurnal Ilmiah Teknik, [S. l.], v. 4, n. 2, 2025. DOI: 10.55904/hexatech.v4i2.2151. Disponível em: https://jurnal.arkainstitute.co.id/index.php/hexatech/article/view/2151. Acesso em: 8 may. 2026.