CHRISTY, D.; SPARKS, R. Abstract Algebra to Secondary School Algebra: Building Bridges. Journal of Mathematics Education at Teachers College, [S. l.], v. 6, n. 2, 2015. DOI: 10.7916/jmetc.v6i2.617. Disponível em: https://journals.library.columbia.edu/index.php/jmetc/article/view/617. Acesso em: 24 apr. 2024.