NUNES, L. R.; WALTER, C. C. de F. Alternative Communication beyond Assistive Technologies. Education Policy Analysis Archives, [S. l.], v. 22, p. 83, 2014. DOI: 10.14507/epaa.v22n83.2014. Disponível em: https://epaa.asu.edu/index.php/epaa/article/view/1620. Acesso em: 14 aug. 2022.