To cite HCR in publications use:

Cai R, Qiao J, Zhang K, Zhang Z, Hao Z (2018). “Causal Discovery from Discrete Data using Hidden Compact Representation.” In Advances in Neural Information Processing Systems.

Corresponding BibTeX entry:

  @InProceedings{,
    title = {Causal Discovery from Discrete Data using Hidden Compact
      Representation},
    author = {Ruichu Cai and Jie Qiao and Kun Zhang and Zhenjie Zhang
      and Zhifeng Hao},
    booktitle = {Advances in Neural Information Processing Systems},
    year = {2018},
  }