@incollection{TUW-120656, author = {Navratil, Gerhard and Grum, Eva}, title = {What Makes Location-Based Services Fail?}, booktitle = {Location Based Services and TeleCartography}, year = {2007}, editor = {Gartner, Georg and Peterson, Michael P. and Cartwright, William}, pages = {59--72}, publisher = {Springer}, address = {Heidelberg}, isbn = {978-3-540-36727-7} }