Nuamsamlee, Kamalalak. “Using Gamification Concepts in World Music Courses to Enhance Learning and Motivation in Students”. Doctor of Philosophy in Social Sciences Journal 4, no. 3 (December 26, 2025): 67–85. accessed October 3, 2026. https://so08.tci-thaijo.org/index.php/dpssj/article/view/5054.