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"Developing a navigation aid for the frail and visually impaired."
Pontus Engelbrektsson et al. (2004)
- Pontus Engelbrektsson, I. C. Marianne Karlsson, Blaithin Gallagher, Heather Hunter, Helen Petrie, Anne-Marie O'Neill:
Developing a navigation aid for the frail and visually impaired. Univers. Access Inf. Soc. 3(3-4): 194-201 (2004)
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