@inproceedings{ahmetovic2016navcogp, title={NavCog: turn-by-turn smartphone navigation assistant for people with visual impairments or blindness}, author={{Ahmetovic},{Dragan} and Gleason, Cole and Kitani, Kris and Takagi, Hironobu and Asakawa, Chieko}, booktitle={International Cross-Disciplinary Conference on Web Accessibility (W4A)}, isbn = {978-1-4503-4138-7}, doi="10.1145/2899475.2899509", year={2016}, organization={ACM} }