ALFREDO, A. G.; REYES, S. Álvarez; MARTÍN, R. L. PROBLEM SOLVING DURING THE FORMATION OF MATHEMATICS’ TEACHERS IN HIGHER INSTITUTES OF EDUCATIONAL SCIENCES. Revista Órbita Pedagógica, [S. l.], v. 1, n. 1, p. 55–80, 2014. Disponível em: https://revista.isced-hbo.co.ao/ojs/index.php/rop/article/view/9. Acesso em: 11 nov. 2026.