@article{Guerreiro08resna,
  title={NavTap and BrailleTap: Non-Visual Texting Interfaces},
  author={Guerreiro, T. and Lago{\'a}, P. and Santana, P. and Gon{\c{c}}alves, D. and Jorge, J.},
  journal={Proc. Rehabilitation Engineering and Assistive Technology Society of North America Conference (Resna)},
  year={2008}
}