JÄDER, Jonas. Creative and conceptual challenges in mathematical problem solving. NOMAD Nordic Studies in Mathematics Education, [S. l.], v. 27, n. 3, p. 49–68, 2022. DOI: 10.7146/nomad.v27i3.149238. Disponível em: https://tidsskrift.dk/NOMAD/article/view/149238. Acesso em: 6 dec. 2025.