@inproceedings{dbb06,
    author = {Döllner, Jürgen and Baumann, Konstantin and Buchholz, Henrik},
    booktitle = {Proceedings of the 11th International Conference on Urban Planning and Spatial Development in the Information Society},
    series = {REAL CORP '06},
    title = {Virtual 3D City Models as Foundation of Complex Urban Information Spaces},
    year = {2006},
    pages = {107--112},
    publisher = {CORP -- Competence Center of Urban and Regional Planning},
    isbn = {3-9502139-0-2},
}