KOPONEN, M. Teacher’s instruction in the reflection phase of the problem solving process. LUMAT: International Journal on Math, Science and Technology Education, [S. l.], v. 3, n. 1, p. 55–68, 2015. DOI: 10.31129/lumat.v3i1.1051. Disponível em: https://journals.helsinki.fi/lumat/article/view/1051. Acesso em: 4 may. 2024.