Johni S Pasaribu, Hadi Jayusman, Arman, Muhamad Faza Almaliki, and Isnawaty. 2026. “Implementation of Customer Relationship Management (CRM) in E-Commerce Systems to Improve Customer Satisfaction and Loyalty”. KOMPUTER: Knowledge of Modern Processing, Utilization, and Technology for Engineering Research 1 (1):15-24. https://gpijournal.com/index.php/ti/article/view/552.