@INPROCEEDINGS{Stoll-2006-IRPQS,
  AUTHOR = {Carsten Stoll and Stefan Gumhold and Hans-Peter Seidel},
affiliations = {CGV,MPI},
areas = {VA},
  TITLE = {Incremental Raycasting of Piecewise Quadratic Surfaces on the GPU},
  BOOKTITLE = {Proceedings of IEEE Symposium on Interactive Raytracing},
  PAGES = {141--150},
  YEAR = {2006}
}