PAULSON, S. E.; MARCHANT, G. J. Background Variables, Levels of Aggregation, and Standardized Test Scores. Education Policy Analysis Archives, [S. l.], v. 17, p. 22, 2009. DOI: 10.14507/epaa.v17n22.2009. Disponível em: https://epaa.asu.edu/index.php/epaa/article/view/389. Acesso em: 13 aug. 2022.