Heloneida Coelho and Olavo Brito Neto. 2020.
 Libras ABC: Application to aid learning the Brazilian Sign Language. In <em>Proceedings of the VII National Computing Meeting of Federal Institutes</em>, June 30, 2020, Evento Online, Brasil. SBC, Porto Alegre, Brasil, 29-36. DOI: <a href="https://doi.org/10.5753/encompif.2020.11065">https://doi.org/10.5753/encompif.2020.11065</a>.