To cite package ‘regreplaceR’ in publications use:

  Kim G (2024). _regreplaceR: Match and Replace Strings Based on Named
  Groups in Regular Expressions_. R package version 0.1.0,
  <https://github.com/gwangjinkim/regreplacer>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {regreplaceR: Match and Replace Strings Based on Named Groups in Regular
Expressions},
    author = {Gwang-Jin Kim},
    year = {2024},
    note = {R package version 0.1.0},
    url = {https://github.com/gwangjinkim/regreplacer},
  }