TRAN, Viet Nhi; NGUYEN, Tuan Vinh. Project-based learning in early childhood education: A bibliometric analysis over five decades (1970–2023). Dong Thap University Journal of Science - Social Sciences and Humanities Issue, [S. l.], v. 15, n. 3, p. 1–16, 2026. DOI: 10.52714/dthu.15.3.2026.1781. Disponível em: https://dthujs.vn/index.php/sshen/article/view/2582. Acesso em: 9 nov. 2026.