Badrudin, Badrudin, Moh. Khusnuridlo, and Muhammad Zaini El Wahyu. “The Influence of Learning Management Information System and Service Quality on the Customer Satisfaction of Ruangguru Application”. Cypriot Journal of Educational Sciences 17, no. 1 (January 31, 2022): 148–158. Accessed December 5, 2025. https://www.un-pub.eu/ojs/index.php/cjes/article/view/6692.