To cite package ‘countries’ in publications use:

Bellelli F (2025). countries: Deal with Country Data in an Easy Way. R package version 1.2.2, https://github.com/fbellelli/countries.

Corresponding BibTeX entry:

  @Manual{,
    title = {countries: Deal with Country Data in an Easy Way},
    author = {Francesco Saverio Bellelli},
    year = {2025},
    note = {R package version 1.2.2},
    url = {https://github.com/fbellelli/countries},
  }