@inproceedings{look-walking-directions,
 author = {Gary Look and Buddhika Kottahachchi and Robert Laddaga and 
Howard Shrobe},
 title = {A Location Representation for Generating Descriptive Walking 
Directions},
 booktitle = {IUI '05: Proceedings of the 10th International Conference 
on Intelligent User Interfaces},
 year = {2005},
 pages = {122--129},
 location = {San Diego, California, USA},
 publisher = {ACM Press},
 }