BOONWIRAT, A.; SEETHONG, P. The Development of an Enrichment Curriculum on Mathematics Problem Solving Skills using DAPIC Problem Solving Process for Sixth . Journal of Humanities and Social Sciences, Rajapruk University, [S. l.], v. 8, n. 2, p. 465–480, 2022. Disponível em: https://so03.tci-thaijo.org/index.php/rpu/article/view/263001. Acesso em: 26 apr. 2024.