Bibliografia

( ) Maybury Wahlster. Intelligent User Interfaces, 2nd Edition. Sage, 1998
( ) John M. Carroll (Eds) Human-Computer Interaction in the New Millennium, ACM Press, 2001
( ) Proceedings of the IEEE, Special Issue on Human–Computer Multimodal Interface, Vol. 91, N. 9, Setembro de 2003
( ) Communications of the ACM, Março de 2000 e de 2003.

( ) José del R. Millán, "ADAPTIVE BRAIN INTERFACES", COMMUNICATIONS OF THE ACM March 2003/Vol. 46, No. 3
( ) Tracy Westeyn, Helene Brashear, Amin Atrash, and Thad Starner. Georgia Tech Gesture Toolkit: Supporting Experiments in Gesture Recognition. ICMI'03, November 5–7, 2003, Vancouver, British Columbia, Canada
( ) John Paulin Hansen, Kristian Tørning, Anders Sewerin Johansen, Kenji Itoh, Hirotaka Aoki. Gaze typing compared with input by head and hand. Proceedings of the Eye tracking research & applications symposium on Eye tracking research & applications. March 2004
( ) W.K. Teo, Liyanage C De Silva and Prahlad Vadakkepat. "Facial Expression Detection and Recognition System". Journal of The Institution of Engineers, Singapore. Vol. 44 Issue 3 2004
( ) ...