@inproceedings{eptd12,
    author = {Engel, Juri and Pasewaldt, Sebastian and Trapp, Matthias and Döllner, Jürgen},
    booktitle = {20th International Conference on Geoinformatics (GEOINFORMATICS), 2012},
    title = {An Immersive Visualization System for Virtual 3D City Models},
    year = {2012},
    publisher = {IEEE GRSS},
    affiliation = {Hasso-Plattner-Institut, University of Potsdam, Germany},
}