João E. da R. Tavares, Tefferson D. da R. Guterres, and Jorge L. V. Barbosa. 2019. Apollo APA: Towards a Model to Care of People with Hearing Impairment in Smart Environments. In Proceedings of the 25th Brazilian Symposium on Multimedia and the Web, outubro 29, 2019, Rio de Janeiro, Brasil. SBC, Porto Alegre, Brasil, 281-288.