Rahma Dyah Widyaningrum, Fedianty Augustinah, & Eny Hartati. (2025). Effectiveness of Maritime Sector Public Services: A Study of the Implementation of Immigration SOPs at the Tanjung Priok Port Terminal. International Journal of Social Science and Humanity, 2(4), 111–121. https://doi.org/10.62951/ijss.v2i4.533