@Article{Dick:2011:Cutting,
  author =       {Christian Dick and Joachim Georgii and R{\"{u}}diger Westermann},
  title =        {A Hexahedral Multigrid Approach for Simulating Cuts in Deformable Objects},
  journal =      {IEEE Transactions on Visualization and Computer Graphics},
  volume =       {17},
  number =       {11},
  pages =        {1663--1675},
  year =         {2011},
}