Firmansyah, R. A. (2024) “Development of SPS Inaportnet with Integration of Web-Based Duty Officer Information System at Tanjung Perak Surabaya Port”, Zona Laut Jurnal Inovasi Sains Dan Teknologi Kelautan, 5(3), pp. 266–272. doi: 10.62012/zl.v5i3.36415.