1.
Makatita J, Djainal H. BIAYA PRODUKSI EXCAVATOR KOMATSU PC-200 PADA KEGIATAN PENAMBANGAN PASIR DI PT. MAKUGAWENE KELURAHAN SULAMADAHA KOTA TERNATE BARAT. EJD [Internet]. 2Sep.2018 [cited 27Jul.2021];11(2):9-5. Available from: https://jurnal.ummu.ac.id/index.php/dintek/article/view/132