@INPROCEEDINGS{Bauer/Polthier07TubeSurfaces,
  author = 			{Ulrich Bauer and Konrad Polthier},
  title = 			{Parametric reconstruction of bent tube surfaces},
  booktitle = 			{Proceedings of International Conference on Cyberworlds 2007},
  publisher = 			{IEEE},
  year = 		  	2007,
  editor = 			{Franz-Erich Wolter and Alexei Sourin},
  pages =		  	{465--474}
}