To cite package ‘htetree’ in publications use:

  Xu J, Shinkre T, Brand J (2024). _htetree: Causal Inference with
  Tree-Based Machine Learning Algorithms_. R package version 0.1.19,
  <https://CRAN.R-project.org/package=htetree>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {htetree: Causal Inference with Tree-Based Machine Learning Algorithms},
    author = {Jiahui Xu and Tanvi Shinkre and Jennie Brand},
    year = {2024},
    note = {R package version 0.1.19},
    url = {https://CRAN.R-project.org/package=htetree},
  }