MCGUFFEY, W. A Measurement Activity to Encourage Exploration of Calculus Concepts. Journal of Mathematics Education at Teachers College, [S. l.], v. 6, n. 2, 2015. DOI: 10.7916/jmetc.v6i2.618. Disponível em: https://journals.library.columbia.edu/index.php/jmetc/article/view/618. Acesso em: 18 jul. 2024.