Analisis Rock Quality Designation (RQD) Pada Hole DZ30-NH1F-08 DAN DZ30-NH1F-10 Area Tambang Bawah Tanah (DMLZ) PT. Freeport Indonesia. Jurnal Elektronik [Internet]. 2024 Jun. 27 [cited 2025 Oct. 15];5(1):46-50. Available from: https://jurnalpoltekam.or.id/index.php/Amata_amamapare/article/view/221