JOHANNING, D. Getting Past the Sticking Points: A Questioning Framework for Fraction Multiplication. Ohio Journal of School Mathematics, [S. l.], v. 82, n. 1, 2019. Disponível em: https://www.osu.tests.sfulib4.publicknowledgeproject.org/index.php/OJSM/article/view/6860. Acesso em: 30 apr. 2026.