Anne Ruas Christopher M. Gold Headway in Spatial Data Handling, 13th International Symposium on Spatial Data Handling, Montpellier, France, 23-25 July 2008 http://dx.doi.org/10.1007/978-3-540-68566-1 2008 978-3-540-68565-4 SDH Lecture Notes in Geoinformation and Cartography Springer db/conf/sdh/sdh2008.html