@article{dh00b,
    author = {Döllner, Jürgen and Hinrichs, Klaus},
    journal = {Computers \& Geosciences},
    title = {An Object-Oriented Approach for Integrating 3D Visualization Systems and GIS},
    year = {2000},
    number = {1},
    pages = {67--76},
    volume = {26},
    publisher = {Elsevier Science Verlag},
}