Visual Navigation for the Blind - Path and Obstacle Detection. - João José; J. M. Hans du Buf; João M. F. Rodrigues (ICPRAM (2), 2012)

Realtime Local Navigation for the Blind: Detection of Lateral Doors and Sound Interface. - Manuel Moreno; Somayeh Shahrabadi; João José; J. M. Hans du Buf; João M. F. Rodrigues (DSAI, 2012)