@Article{SCI:Abr2013a,
  author =    "C.L. Abraham and S.A. Maas and J.A. Weiss and B.J.
              Ellis and C.L. Peters and A.E. Anderson",
  title =     "A new discrete element analysis method for
              predicting hip joint contact stresses",
  journal =   "Journal of Biomechanics",
  volume =    "46",
  number =    "6",
  pages =     "1121--1127",
  year =      "2013",
  doi =       "10.1016/j.jbiomech.2013.01.012",
  url =       "http://www.sci.utah.edu/publications/abraham13/Abraham_jbme_2013.pdf",
}