ชูศักดิ์ พ.; กองทิพย์ ญ. A STUDY OF MATHEMATICAL PROBLEM-SOLVING ABILITY IN INEQUALITY FOR MATHAYOMSUKSA III STUDENTS VIA PROBLEM POSING ACTIVITIES. Journal of Industrial Education, [S. l.], v. 17, n. 2, p. 75–82, 2018. Disponível em: https://ph01.tci-thaijo.org/index.php/JIE/article/view/123859. Acesso em: 25 apr. 2024.