@article{BSS+09a,
 author = {Bak, Peter and Schaefer, Matthias and Stoffel, Andreas and Keim, Daniel A. and Omer, Itzhak},
 journal = {Journal of Cartographic and Geographic Information Science (CaGIS)},
 number = {3},
 pages = {237--250},
 title = {Density Equalizing Distortion of Large Geographic Point Sets},
 volume = {36},
 year = {2009}
}