@Article{SCI:Bre2001b,
  author =    "D. Breen and R.T. Whitaker",
  title =     "A Level-Set Approach for the Metamorphosis of
              Solid Models",
  journal =   j-TVCG,
  volume =    "7",
  number =    "2",
  pages =     "173--192",
  year =      "2001",
  keywords =  "ip image processing signal processing,
              segmentation, imaging, level-set methods,
              level-sets",
  url =       "http://www.sci.utah.edu/publications/breen01/breen_whitaker_2001.pdf",
}