Problem Solving: How do In-Service Secondary School Teachers of Mathematics Make Sense of a Non-Routine Problem Context?. International Journal of Research in Education and Science, [S. l.], v. 3, n. 1, p. 31–41, 2017. Disponível em: https://ijres.net/index.php/ijres/article/view/883. Acesso em: 31 jul. 2025.