@inproceedings{KPSS03,
 author = {Keim, Daniel A. and Panse, Christian and Schaefer, Matthias and Sips, Mike},
 booktitle = {Vis 2003, IEEE Visualization Conference, Seattle, Washington, USA},
 month = {Oct},
 title = {HistoScale: An Efficient Approach for Computing Pseudo-Cartograms, Poster Paper},
 year = {2003}
}