LÓPEZ MARTÍN, E.; NAVARRO ASENCIO, E.; ORDÓÑEZ CAMACHO, X. G.; ROMERO MARTÍNEZ, S. J. Study of the determinants of efficiency applying Hierarchical Linear Models in the assessment PISA 2006: the case of Spain. Education Policy Analysis Archives, [S. l.], v. 17, p. 16, 2009. DOI: 10.14507/epaa.v17n16.2009. Disponível em: https://epaa.asu.edu/index.php/epaa/article/view/18. Acesso em: 7 aug. 2022.