Haryanto, Hanny, Ardiawan Bagus Harisa, and Indra Gamayanto. “Appreciative Learning for Immersive Reward System in Education Game Development”. Journal of Games, Game Art, and Gamification 6, no. 2 (December 31, 2021): 32–38. Accessed May 16, 2026. https://journal.binus.ac.id/index.php/jggag/article/view/7398.