UtamaHendra, Sukardi Sukardi, and DjatnaTaufik. “The Evaluation of Customer Satisfaction Survey Follow-Up in LPPOM MUI”. Indonesian Journal of Business and Entrepreneurship (IJBE) 6, no. 2 (May 30, 2020): 105. Accessed June 18, 2024. https://jai.ipb.ac.id/index.php/ijbe/article/view/26034.