@article{PSKN06,
 author = {Panse, Christian and Sips, Mike and Keim, Daniel A. and North, Stephen C.},
 journal = {IEEE Transactions on Visualization and Computer Graphics (Proceedings Visualization / Information Visualization 2006)},
 month = {Sep},
 number = {5},
 organization = {IEEE CS},
 pages = {749-756},
 publisher = {IEEE Press},
 title = {Visualization of Geo-spatial Point Sets via Global Shape Transformation and Local Pixel Placement},
 volume = {12},
 year = {2006}
}