ROJAS BELLO, R. R. .; MARYSOL DEL ROSARIO, E. . Application of Pólya’s problem solving to the study of angles in fourth grade high school students. Revista Perspectivas, [S. l.], v. 5, n. 2, p. 6–12, 2020. DOI: 10.22463/25909215.2823. Disponível em: https://revistas.ufps.edu.co/index.php/perspectivas/article/view/2823. Acesso em: 3 jul. 2024.