Jumeri, Jumeri, Khosyani, and Falah M.A.F. “Analysis of Halal Certification Renewal Service Quality and Their Effect on the Customer’s Satisfaction and Loyalty in Yogyakarta (Case Study in Meatball Stall)”. Journal of Food and Pharmaceutical Sciences 9, no. 1 (March 18, 2021): 372-383. Accessed July 18, 2024. https://jurnal.ugm.ac.id/v3/JFPS/article/view/1148.