@inproceedings{tshd09,
    author = {Trapp, Matthias and Schneider, Lars and Holz, Norman and Döllner, Jürgen},
    booktitle = {6th International Symposium on LBS \& TeleCartography},
    title = {Strategies for Visualizing Points-of-Interest of 3D Virtual Environments on Mobile Devices},
    year = {2009},
    publisher = {Springer},
    affiliation = {Hasso-Plattner-Institute, University of Potsdam},
}