Manurung, E., Firmansyah, F., Wulandari, W., H, A., hariski, M., & Roiska, R. (2025). Analysis of the Utilization Level of Port Facilities at Belawan Samudera Port. Sriwijaya Journal of Environment, 10(2), 122–128. https://doi.org/10.22135/sje.2025.10.2.122-128