Bắc, Nguyễn Việt, and Nguyen-Viet Bang. “Basic Psychological Need Satisfaction and Student Engagement in Learning: The Role of Gamification in Education”. VNUHCM Journal of Economics - Law and Management 8, no. 4 (December 31, 2024): 5716-5730. Accessed July 12, 2025. https://stdjelm.scienceandtechnology.com.vn/index.php/stdjelm/article/view/1461.