@incollection{döllner2007,
    author = {Döllner, Jürgen and Hagedorn, Benjamin and Schmidt, Steffen},
    booktitle = {Location Based Services and TeleCartography},
    publisher = {Springer Berlin Heidelberg},
    title = {An Approach towards Semantics-Based Navigation in 3D City Models on Mobile Devices},
    year = {2007},
    isbn = {978-3-540-36728-4},
    pages = {357--368},
    doi = {10.1007/978-3-540-36728-4_27},
}