@article{JMLR:v23:20-682,
  author  = {Zhanrui Cai and Runze Li and Yaowu Zhang},
  title   = {A Distribution Free Conditional Independence Test with Applications to Causal Discovery},
  journal = {Journal of Machine Learning Research},
  year    = {2022},
  volume  = {23},
  number  = {85},
  pages   = {1--41},
  url     = {http://jmlr.org/papers/v23/20-682.html}
}