@InProceedings{graphite07-falk,
  author = {Falk, M. and Schafhitzel, T. and Weiskopf, D. and Ertl, T.},
  title  = {{Panorama Maps with Non-linear Ray Tracing}},
  year   = {2007},
  pages  = {9--16},
  booktitle = {{GRAPHITE '07: Proceedings of the 5th international conference on Computer graphics and interactive techniques in Australasia and Southeast Asia}}
}