Haya FDN, Jolo A, Yanny Y. Analysis of Productivity Synchronization of Barge Transportation Equipment and Crane Loading on Nickel Ore Delivery Activities in PT. Antam Nickel UBP North Maluku: Analisis Sinkronisasi Produktivitas Alat Angkut Tongkang dan Alat Muat Crane pada Kegiatan Pengapalan Nickel Ore di PT. Antam UBP Nikel Maluku Utara. Geocelebes [Internet]. 2022Oct.31 [cited 2024Nov.22];6(2):179 -. Available from: https://journal-old.unhas.ac.id/index.php/geocelebes/article/view/22043