Dias, A., França, J., Borges, J., Silveira, J., Carvalho, M., & Borges, M. (2018). Mathematics, Computing and Braille: Challenges of Pedagogy, Semiotics, and Speech Synthesis. In Proceedings of the 29th Brazilian Symposium on Computers in Education, (pp. 1863-1867). Porto Alegre: SBC. doi:10.5753/cbie.sbie.2018.1863