KHATBANJONG, suriyun; PAINPARADORN, T. The Development of the Mathematics Learning Outcome on Equality of Mathayom 2 Students by Using STAD Technique. An Online Journal of Education, [S. l.], v. 18, n. 2, p. OJED–18, 2023. DOI: 10.14456/ojed.2023.15. Disponível em: https://so01.tci-thaijo.org/index.php/OJED/article/view/267325. Acesso em: 27 aug. 2026.