@inproceedings{DHK+03,
 author = {Dayal, Umeshwar and Hao, Ming C. and Keim, Daniel A. and Schneidewind, Jörn and Wright, Paul},
 booktitle = {VIS 2003, IEEE Visualization, Seattle, Washington},
 organization = {IEEE},
 title = {Geo Pixel Bar Charts, Poster-paper},
 year = {2003}
}