@inproceedings{gtd11,
    author = {Glander, Tassilo and Trapp, Matthias and Döllner, Jürgen},
    booktitle = {Proceedings of the Annual Conference of Digital Landscape Architecture},
    series = {DLA '11},
    title = {Concepts for Automatic Generalization of Virtual 3D Landscape Models},
    year = {2011},
    pages = {127--135},
}