@article{Li:2015:SOM,
  author =        {Yijing Li and Jernej Barbi\v{c}},
  journal =       {IEEE Trans. on Visualization and Computer Graphics},
  title =         "Stable Anisotropic Materials",
  volume={21},
  number={10},
  pages={1129-1137},
  year =          "2015",
}