@article{Xu:2014:IMP,
  author =        {Hongyi Xu and Yili Zhao and Jernej Barbi\v{c}},
  journal =       {IEEE Transactions on Visualization and Computer Graphics},
  volume =        {20},
  number =        {9},
  title =         "Implicit Multibody Penalty-based Distributed Contact",
  year =          "2014",
}