“Kajian Teknis Sistem Jaringan Ventilasi Tambang Ciurug Level 600 PT Aneka Tambang Tbk UBPE Pongkor: Technical Study of Mine Ventilation System Ciurug Level 600 PT Aneka Tambang Tbk UBPE Pongkor”. MINERAL 5, no. 2 (October 1, 2020): 29–34. Accessed April 13, 2026. https://journal.ubb.ac.id/index.php/mineral/article/view/3073.