@InProceedings{CGI98,
  author = 	 {L\"urig, C. and Kobbelt, L. and Ertl, T.},
  title = 	 {{Deformable Surfaces for Feature Based Indirect Volume Rendering}},
  booktitle = 	 {Computer Graphics International 98},
  editor =	 {Wolter, E.},
  pages =	 {752-760},
  year =	 1998
}