POTHISAKHA, P.; THAMSUAN, J. Effects of Organizing Mathematics Learning Activities Using IMPROVE Method and ACT Strategy on Mathematical Problem Solving Ability. An Online Journal of Education, [S. l.], v. 21, n. 2, p. 1–19, 2026. Disponível em: https://so01.tci-thaijo.org/index.php/OJED/article/view/288258. Acesso em: 27 aug. 2026.