PROMMANON, N.; ART-IN, S. The Development of Mathematical Problem Solving and Critical Thinking Abilities using Problem Based Learning with Graphic Organizers Technique for Grade 7 Students. Journal of Roi Et Rajabhat University, [S. l.], v. 16, n. 3, p. 51–63, 2022. Disponível em: https://so03.tci-thaijo.org/index.php/reru/article/view/250717. Acesso em: 27 apr. 2025.