“EVALUASI KEMAMPUAN PRODUKSI RIPPING DOZER RIPPER D375 UNTUK MENCAPAI TARGET PRODUKSI BATUBARA 180.000 TON BULAN OKTOBER DI TAMBANG AIR LAYA EXTENTION TIMUR FRONT LIMOA PT BUKIT ASAM (PERSERO) TBK UPTE: Evaluate Performance Production Of Dozer Ripper D375 To Have Coal Production Target Was 180.000 Ton On Month October In East Extention Of Tambang Air Laya Front Limoa Pt Bukit Asam (Persero) Tbk Upte)”. MINERAL 1, no. 1 (February 2, 2020): 60–66. Accessed April 18, 2026. https://journal.ubb.ac.id/index.php/mineral/article/view/1611.