@article{KAA+07,
 author = {Keim, Daniel A. and Andrienko, Gennady and Andrienko, Natalia and Jankowski, Piotr and Kraak, Menno-Jan and Maceachren, Alan and Wrobel, Stefan},
 journal = {International Journal of Geographical Information Science (IJGIS)},
 number = {8},
 organization = {Taylor & Francis},
 pages = {839--857},
 publisher = {Taylor & Francis},
 title = {Geovisual Analytics for Spatial Decision Support: Setting the Research Agenda},
 volume = {21},
 year = {2007}
}