Ricardo, Rico, and Iskandar Ali Alam. “The Influence of Service and Product Quality on Customer Satisfaction (A Case Study at Geprek Mas Boy Pagar Alam, Rajabasa District, Bandar Lampung City)”. Indonesian Journal Economic Review (IJER) 6, no. 2 (June 28, 2026): 405–411. Accessed May 13, 2026. https://journal.msti-indonesia.com/index.php/ijer/article/view/785.