Muhammad Alvin Nurrahman, and Muhammad Irwan Padli Nasution. “Analysis of User Satisfaction With The Portalsia Website Based on The Webqual 4.0 Model”. JESII: Journal of Elektronik Sistem InformasI 3, no. 2 (December 20, 2025): 102–109. Accessed May 15, 2026. https://e-journal.ukri.ac.id/index.php/jesii/article/view/4392.