1. ABNT, ABNT NBR 15290 – Accessibility in TV Captions Specification, 2005.
2. ABNT, ABNT NBR 15606-1 – Digital Terrestrial Television – Data Coding and Transmission Specification for Digital Broadcasting – Part 1: Data Coding Specification, 2007.
3. M.L.C. Amorim, R. Assad, B. Loscio, F.S. Ferraz, S. Meira, Rybenátv: soluçao para acessibilidade de surdos para tv digital (rybenátv: a solution for deaf accessibility on digital tv), in: Proc 16th Symp Multimed Web – Webmedia’10, Belo Horizonte, Brasil, 2010, pp. 243–248.
4. K. Anuja, S. Suryapriya, S.M. Idicula, Design and development of a frame based MT system for English-to-ISL, in: Proc World Congr Nat Biol Inspir Comput, NaBIC‘09, Coimbatore, India, 2009, pp. 1382–1387.
5. T.M.U. Araújo, F.L.S. Ferreira, D.A.N.S. Silva, E.L.F. ao, L.D. Oliveira, L.A. Domingues, L.H. Lopes, Y. Sato, H.R. Lima, A.N. Duarte, G.L.S. Filho, Accessibility as a service: augmenting multimedia content with sign language video tracks, J Res Pract Inf Technol (2012) in press.