@Article{SCI:Ste2010a,
  author =    "M. Steffen and R.M. Kirby and M. Berzins",
  title =     "Decoupling and Balancing of Space and Time Errors
              in the Material Point Method (MPM)",
  journal =   "International Journal for Numerical Methods in
              Engineering",
  volume =    "82",
  number =    "10",
  pages =     "1207--1243",
  year =      "2010",
  keywords =  "c-safe, W-7405-ENG-48",
  url =       "http://www.sci.utah.edu/publications/steffen09/steffen_09_IJNME_mpm_preprint.pdf",
}