Irfan, Mochamad, and Mila Hariani. “Role of Product Quality, Price and Product Technology Innovation to Increase Customer Loyalty”. International Journal of Service Science, Management, Engineering, and Technology 1, no. 1 (February 25, 2022): 6–10. Accessed January 8, 2026. https://ejournalisse.com/index.php/isse/article/view/2.