GIAMBRUNO, A.; LI, H. Ideas for Middle School Mathematics. Journal of Mathematics Education at Teachers College, [S. l.], v. 1, n. 1, 2010. DOI: 10.7916/jmetc.v1i1.665. Disponível em: https://journals.library.columbia.edu/index.php/jmetc/article/view/665. Acesso em: 2 may. 2024.