@Article{SCI:Cur2007a,
  author =    "S. Curtis and R.M. Kirby and J.K. Ryan and C.-W.
              Shu",
  title =     "Post-Processing for the Discontinuous Galerkin
              Method Over Non-Uniform Meshes",
  journal =   "SIAM Journal of Scientific Computing",
  volume =    "30",
  number =    "1",
  pages =     "272--289",
  year =      "2007",
  url =       "http://www.sci.utah.edu/publications/curtis07/Curtis_SIAM_J-Sci-Comp07.pdf",
}