Graph Drawing 19th International Symposium, GD 2011, Eindhoven, The Netherlands, September 21-23, 2011, Revised Selected Papers van Kreveld, Marc Heftet / 2012 / Engelsk
Geographic Information Science 6th International Conference, GIScience 2010, Zurich, Switzerland, September 14-17, 2010. Proceedings Fabrikant Sara Irina Heftet / 2010 / Engelsk
