To cite package ‘charr’ in publications use:

  Ching T (2026). _charr: String Processing Reimagined for 'ALTREP'
  Strings_. R package version 0.1.0,
  <https://github.com/charbase/charr>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {charr: String Processing Reimagined for 'ALTREP' Strings},
    author = {Travers Ching},
    year = {2026},
    note = {R package version 0.1.0},
    url = {https://github.com/charbase/charr},
  }