CUNNINGHAM, A. W.; DIAS, O.; ANGULO, N. Math Is Not a Spectator Sport: The Effect of Online Homework-Completion Tutoring On Community College Remedial Mathematics Performance. Journal of Mathematics Education at Teachers College, [S. l.], v. 2, n. 2, 2011. DOI: 10.7916/jmetc.v2i2.725. Disponível em: https://journals.library.columbia.edu/index.php/jmetc/article/view/725. Acesso em: 17 jul. 2024.