SVANTESON WESTER, Jenny; KULLBERG, Angelika. Understanding the relationship between length and area when changing the size of a two-dimensional geometric figure. NOMAD Nordic Studies in Mathematics Education, [S. l.], v. 25, n. 1, p. 89–109, 2020. DOI: 10.7146/nomad.v25i1.149046. Disponível em: https://tidsskrift.dk/NOMAD/article/view/149046. Acesso em: 24 dec. 2025.