@book{TUW-120093, editor = {Gartner, Georg}, title = {3rd Symposium on Location Based Services and TeleCartography}, publisher = {Geowissenschaftliche Mitteilungen Heft 74}, year = {2005}, url = {http://publik.tuwien.ac.at/files/PubDat_120093.pdf}, issn = {1811-8380} }