@inproceedings{sbim2009cs,
  title = {Volume Viewer: an Interactive Tool for Fitting Surfaces to Volume Data},
  author = {Ross Sowell and Lu Liu and Tao Ju and Cindy Grimm and Christopher Abraham and Garima Gokhroo and Daniel Low},
  booktitle = {Sketch-based Interfaces and Modeling},
  editor = {Cindy Grimm and Joe Laviola},
  pages = {141--148},
  publisher = {ACM},
  note = {Software available here},
  month = {August},
  year = {2009}
}