Macêdo, R., 		Pereira, C., 		Fernandes, A., 		de Santana, K., & 		Santos, A.
(2017).
 Blinds, Education and Mathematics: learning object on basic math operations using voice synthesis and recognition resources.
In <em>Proceedings of the 28th Brazilian Symposium on Computers in Education</em>, (pp. 445-455). Porto Alegre: SBC.
doi:10.5753/cbie.sbie.2017.445