Londral, A., H. Silva, N. Nunes, M. Carvalho, and L. Azevedo. “A WIRELESS USER-COMPUTER INTERFACE TO EXPLORE VARIOUS SOURCES OF BIOSIGNALS AND VISUAL BIOFEEDBACK FOR SEVERE MOTOR IMPAIRMENT”. Journal of Accessibility and Design for All, vol. 3, no. 2, Nov. 2013, pp. 118-34, doi:10.17411/jacces.v3i2.15.