SMITH, P. S.; TRYGSTAD, P. J.; BANILOWER, E. R. Widening the gap: Unequal distribution of resources for K–12 science instruction. Education Policy Analysis Archives, [S. l.], v. 24, p. 8, 2016. DOI: 10.14507/epaa.24.2207. Disponível em: https://epaa.asu.edu/index.php/epaa/article/view/2207. Acesso em: 27 jun. 2022.