Multimedia interface with an intelligent wheelchair. - Bruno Martins; Eduardo Valgôde; Pedro Miguel Faria; Luís Paulo Reis (CompIMAGE, 2006)

Platform to Drive an Intelligent Wheelchair Using Facial Expressions. - Pedro Miguel Faria; Rodrigo A. M. Braga; Eduardo Valgôde; Luís Paulo Reis (ICEIS (5), 2007)