DESTIAWAN, R.; RIDHO YOVANDA; DEDI YANSEN. ANALISIS KEBUTUHAN ALAT DAN BIAYA PEMBUATAN SALURAN TERBUKA PADA KPL AL-04 DI PT BUKIT ASAM TBK.: ANALYSIS OF THE NEED FOR TOOLS AND THE COST OF MAKING OPEN CHANNELS AT KPL AL-04 AT PT BUKIT ASAM TBK. Jurnal Inovasi Teknik dan Rekayasa, [S. l.], v. 1, n. 1, p. 25–33, 2026. Disponível em: https://ejournal.unpra.ac.id/index.php/jitra/article/view/404. Acesso em: 9 aug. 2026.