Ningsih, Sri Bekti Handayani, Rahmat Taufik, and Agun Guntara. “Community Satisfaction Analysis of E-KTP Service Quality In Sumedang Using Importance Performance Analysis Method”. J-Sin’s - Jurnal Sistem Informasi 3, no. 2 (September 6, 2021). Accessed July 7, 2025. https://journal.unsap.ac.id/index.php/jsins/article/view/374.