GREVHOLM, B. Research education activities in the Nordic graduate school in mathematics education. NOMAD Nordic Studies in Mathematics Education, [S. l.], v. 14, n. 2, p. 85–90, 2009. DOI: 10.7146/nomad.v14i2.148180. Disponível em: https://tidsskrift.dk/NOMAD/article/view/148180. Acesso em: 9 jan. 2025.