OLIVEIRA, A. C.; DA SILVA, L. F.; ELER, M. M.; FREIRE, A. P. Accessibility of Brazilian Federal Agencies’ Mobile Apps: Requirements, Conformance and Response to Complaints. iSys - Brazilian Journal of Information Systems, [S. l.], v. 14, n. 4, p. 45–73, 2021. DOI: 10.5753/isys.2021.2016. Disponível em: https://sol.sbc.org.br/journals/index.php/isys/article/view/2016. Acesso em: 2 feb. 2023.