AKANMU, M. A.; FAJEMIDAGBA, M. O. The Use of Graphical Materials Teaching of Mathematics: Effects of Students’ Understanding and Performance. R&E-SOURCE, [S. l.], v. 1, 2014. Disponível em: https://journal.ph-noe.ac.at/index.php/resource/article/view/153. Acesso em: 2 mai. 2024.