Firmansyah, Ryzki Arif, Otri Wani Sihaloho, Femmy Asdiana, Romanda Annas Amrullah, Dian Junita Arisusanty, and Guntur I.P. Turnip. “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, no. 3 (November 27, 2024): 266–272. Accessed December 5, 2024. https://journal.unhas.ac.id/index.php/zonalaut/article/view/36415.