BERGSTEN, C. News from Nordic mathematics education. NOMAD Nordic Studies in Mathematics Education, [S. l.], v. 17, n. 2, p. 69–84, 2012. DOI: 10.7146/nomad.v17i2.148421. Disponível em: https://tidsskrift.dk/NOMAD/article/view/148421. Acesso em: 8 jan. 2025.