WETTERGREN, S.; ERIKSSON, I.; TAMBOUR, T. Yngre elevers uppfattningar av det matematiska i algebraiska uttryck: Younger students’ conceptions of the mathematics in algebraic expressions. LUMAT: International Journal on Math, Science and Technology Education, [S. l.], v. 9, n. 1, p. 1–28, 2021. DOI: 10.31129/LUMAT.9.1.1377. Disponível em: https://journals.helsinki.fi/lumat/article/view/1377. Acesso em: 27 may. 2024.