BŪDIENĖ, Virginija. Inquiry into Understanding the Concept of Common Fraction among Lithuanian Students. Acta Paedagogica Vilnensia, [S. l.], v. 14, p. 113–124, 2005. DOI: 10.15388/ActPaed.2005.14.9760. Disponível em: https://www.journals.vu.lt/acta-paedagogica-vilnensia/article/view/9760.. Acesso em: 4 may. 2024.