GRAUE, E.; RAUSCHER, E. Researcher perspectives on class size reduction. Education Policy Analysis Archives, [S. l.], v. 17, p. 9, 2009. DOI: 10.14507/epaa.v17n9.2009. Disponível em: https://epaa.asu.edu/index.php/epaa/article/view/11. Acesso em: 8 aug. 2022.