R. Pardini <em>et al.</em>" Observatório da Acessibilidade da Web Brasileira", in <em>Companion Proceedings of the 27th Brazilian Symposium on Multimedia and Web</em>, Minas Gerais, 2021, pp. 71-74, doi: <a href="https://doi.org/10.5753/webmedia_estendido.2021.17615">https://doi.org/10.5753/webmedia_estendido.2021.17615</a>.