Putra Sanjaya Sianturi et al. 2024. The Influence Of Manual System Port Services To Inapornet On Users Of Belawan Port Services At PT. Adhigana Pratama Mulya Belawan. Jurnal Pajak dan Analisis Ekonomi Syariah. 1, 1 (Jan. 2024), 16–27. DOI:https://doi.org/10.61132/jpaes.v1i1.198.