BOWEN, D. H.; TRIVITT, J. R. Stigma without Sanctions: The (Lack of) Impact of Private School Vouchers on Student Achievement. Education Policy Analysis Archives, [S. l.], v. 22, p. 87, 2014. DOI: 10.14507/epaa.v22n87.2014. Disponível em: https://epaa.asu.edu/index.php/epaa/article/view/1414. Acesso em: 8 aug. 2022.