@book{TUW-220577, author = {Krisp, Jukka}, title = {Progress in Location-Based Services}, publisher = {Springer Verlag}, year = {2013}, series = {Lecture Notes in Geoinformation and Cartography}, editor = {Cartwright, William and Gartner, Georg and Meng, Liqiu and Peterson, Michael P.}, numpages = {489}, isbn = {978-3-642-34202-8}, doi = {10.1007/978-3-642-34203-5} }