To cite package ‘factree’ in publications use:

  Hu J (2025). _factree: Factor-Augmented Clustering Tree_. R package
  version 0.1.0, <https://CRAN.R-project.org/package=factree>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {factree: Factor-Augmented Clustering Tree},
    author = {Jiaqi Hu},
    year = {2025},
    note = {R package version 0.1.0},
    url = {https://CRAN.R-project.org/package=factree},
  }