Alvin Aprillia, Yunita Primasanti, and Erna Indriastiningsih. “RM TAWAKAL CUSTOMER SATISFACTION ANALYSIS USING CSI AND IPA METHODS”. International Journal of Economics and Management Research 1, no. 2 (August 13, 2022): 121–132. Accessed April 19, 2025. https://ijemr.asia/index.php/ijemr/article/view/28.