@Article{EG98,
  author =       {Grosso, R. and Ertl, T.},
  title =        "{Progessive Isosurface Extraction from Hierarchical 3D Meshes}",
  journal =    "Computers Graphics Forum (EUROGRAPHICS '98)",
  month = {September},
  year =         1998,
  volume =       17,
  number =       3,
  organization = "Eurographics Association",
}