@book{Ryschka.2015, author = {Ryschka, S}, title = {Location-Based Services from a User’s Perspective: A Balanced Examination of Benefits and Risks}, url = {http://opus.escpeurope.de/opus4/files/19/Dissertation_Stephanie_Ryschka_2015_online.pdf}, year = {2015}, address = {Berlin}, publisher = {ESCP Europe Wirtschaftshochschule Berlin}, isbn = {[ISBN fehlt!]}, bild = {SR_Diss_Cover.png}, }