@InProceedings{SCI:Car2006b,
  author =    "C.D. Carbonera and J.F. Shepherd",
  title =     "A Constructive Approach to Constrained Hexahedral
              Mesh Generation",
  booktitle = "Proceedings of the 15th International Meshing
              Roundtable",
  year =      "2006",
  month =     "September",
  location =  "Birmingham, AL",
  keywords =  ", meshing, open problem 27",
  url =       "http://www.sci.utah.edu/publications/carbonera06/carbonera.pdf",
}