Ngoc Kim Ngan L. WELL-BEING IN EARLY CHILDHOOD EDUCATION: A SYSTEMATIC REVIEW OF THEORETICAL FOUNDATIONS, APPLIED RESEARCH, AND IMPLICATIONS FOR THE VIETNAMESE CONTEXT. HNUE Journal of Science: Educational Science [Internet]. 2026 Mar. 10 [cited 2026 Apr. 4];71(2):77-91. Available from: https://hnuejs.edu.vn/es/article/view/1089