Gennady L. Andrienko Natalia V. Andrienko Jason Dykes Menno-Jan Kraak Heidrun Schumann GeoVA(t) - Geospatial Visual Analytics: Focus on Time. 1453-1457 2010 24 International Journal of Geographical Information Science 10 http://dx.doi.org/10.1080/13658816.2010.519147 db/journals/gis/gis24.html#AndrienkoADKS10