Ridho, S., E. K. Manullang, M. R. Chandra H., and W. A. Sihombing. “Container Operations Management at the Belawan Domestic Container Terminal in North Sumatra”. JURNAL APLIKASI PELAYARAN DAN KEPELABUHANAN, vol. 16, no. 1, Sept. 2025, pp. 7-18, doi:10.30649/japk.v16i1.162.