@inproceedings{TUW-119540, author = {Gartner, Georg}, title = {Pedestrian Navigation Services - A multimedia cartography approach to mobile Internet applications}, booktitle = {Proceedings of the 21st International Cartographic Conference}, year = {2003}, numpages = {7}, note = {talk: 21st International Cartographic Conference, Durban; 2003-08-10 -- 2003-08-16} }