@Article{SCI:Ha2009b,
  author =    "L.K. Ha and J. Kr{\"u}ger and C.T. Silva",
  title =     "Fast 4-way parallel radix sorting on GPUs",
  journal =   "Computer Graphic Forum",
  year =      "2009",
  url =       "http://www.sci.utah.edu/publications/Ha2009b/Ha_CGF2009.pdf",
}