@inproceedings{Roettger2003Smart,
  title = {Smart Hardware-Accelerated Volume Rendering},
  author = {R{\"o}ttger, Stefan and Guthe, Stefan and Weiskopf, Daniel and Ertl, Thomas and Stra{\ss}er, Wolfgang},
  booktitle = {Proc. Joint {EUROGRAPHICS} - {IEEE} {TCVG} Symposium on Visualization},
  pages = {231--238},
  month = {May},
  year = {2003}
}