NANU, C.; LAAKKONEN, E.; HANNULA-SORMUNEN, M. The effect of first school years on mathematical skill profiles. Frontline Learning Research, [S. l.], v. 8, n. 1, p. 56–75, 2020. DOI: 10.14786/flr.v8i1.485. Disponível em: https://flr.journals.publicknowledgeproject.org/index.php/journal/article/view/485. Acesso em: 1 may. 2026.