Rachmawati, Andini, and Muhammad Alif Pratama. “Gamification-Based Learning Design to Improve Student Engagement and Conceptual Understanding in Higher Education”. International Journal of Educational Insights and Innovations, vol. 2, no. 2, June 2025, pp. 51-55, https://ijedins.technolabs.co.id/index.php/ijedins/article/view/18.