FLORES, Grace Mae. Engagement in Mathematical Thinking and the Proficiency Level of Secondary Students . JPAIR Multidisciplinary Research, Philippines, v. 17, n. 1, p. 56–64, 2014. DOI: 10.7719/jpair.v17i1.280. Disponível em: https://philair.ph/index.php/jpair/article/view/280. Acesso em: 3 apr. 2025.