ทิมโพธิ์กลาง ศ.; เชื้อสาธุชน ช.; เชื้อสาธุชน เ. Casual Relationships of Factors Influencing Mathematical Problem Solving Ability of MathayomSuksa 3 Students in Educational Opportunity Expansion Schools in Sisaket Province. Ubon Ratchathani Journal of Research and Evaluation, [S. l.], v. 4, n. 1, p. 50–60, 2021. Disponível em: https://so06.tci-thaijo.org/index.php/ubonreseva/article/view/250964. Acesso em: 3 oct. 2026.