@Article{SCI:Lui2007a,
  author =    "J. Luitjens and M. Berzins and T.C. Henderson",
  title =     "Parallel Space Filling Curve Generation Through
              Sorting",
  journal =   "Journal of Concurrency and Computation",
  volume =    "19",
  number =    "10",
  pages =     "1387--1402",
  year =      "2007",
  url =       "http://www.sci.utah.edu/publications/luitjens07/Concurrency2007JL.pdf",
}