To cite package ‘drhutools’ in publications use:

  Hu Y (2024). _drhutools: Political Science Academic Research Gears_.
  R package version 1.0.0,
  <https://CRAN.R-project.org/package=drhutools>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {drhutools: Political Science Academic Research Gears},
    author = {Yue Hu},
    year = {2024},
    note = {R package version 1.0.0},
    url = {https://CRAN.R-project.org/package=drhutools},
  }