@PhdThesis{gracos_1,
  author =       {Alexander V. Shirokov},
  title =        {Scalable Parallel Simulation of Small-Scale Structure in Cold Dark Matter},
  school =       {Massachusetts Institute of Technology},
  year =         {2005},
  address =      {Cambridge MA},
}

@ARTICLE{gracos_2,
   author = {{Shirokov}, A. and {Bertschinger}, E.},
    title = "{GRACOS: Scalable and Load Balanced P3M Cosmological N-body Code}",
  journal = {ArXiv Astrophysics e-prints},
   eprint = {astro-ph/0505087},
     year = 2005,
    month = may,
   adsurl = {http://adsabs.harvard.edu/abs/2005astro.ph..5087S},
  adsnote = {Provided by the Smithsonian/NASA Astrophysics Data System}
}