To cite bcf in publications use:

Hahn PR, Murray JS, Carvalho CM (2017). “Bayesian regression tree models for causal inference: regularization, confounding, and heterogeneous effects.” arXiv:1706.09523, https://arxiv.org/abs/1706.09523.

Corresponding BibTeX entry:

  @Misc{,
    title = {Bayesian regression tree models for causal inference:
      regularization, confounding, and heterogeneous effects},
    author = {P. Richard Hahn and Jared S. Murray and Carlos M.
      Carvalho},
    year = {2017},
    eprint = {arXiv:1706.09523},
    url = {https://arxiv.org/abs/1706.09523},
  }