@inproceedings{ltd2011,
    author = {Lehmann, Christine and Trümper, Jonas and Döllner, Jürgen},
    booktitle = {Proceedings (CD-ROM) of the Workshop on Geovisualization},
    title = {Interactive Areal Annotations for 3D Treemaps of Large-Scale Software Systems},
    year = {2011},
}