@book{TUW-230370, author = {Liu, Chun}, title = {Principle and Application Progress in Location-Based Services}, publisher = {Springer Verlag}, year = {2014}, series = {Lecture Notes in Geoinformation and Cartography}, editor = {Cartwright, William and Gartner, Georg and Meng, Liqiu and Peterson, Michael P.}, numpages = {368}, isbn = {978-3-319-04027-1}, doi = {10.1007/978-3-319-04028-8} }