Zatayu, W., & Priyono, B. (2018). Workforce Optimalization of Loading and Unloading on the Smooth Loading and Unloading Containers at PT Berlian Jasa Terminal Indonesia Branch of Surabaya. JURNAL APLIKASI PELAYARAN DAN KEPELABUHANAN, 9(1), 44–52. https://doi.org/10.30649/japk.v9i1.41