To cite package ‘codebreaker’ in publications use:

Krasser R (2023). codebreaker: Retro Logic Game. R package version 1.0.1, https://github.com/rolkra/codebreaker.

Corresponding BibTeX entry:

  @Manual{,
    title = {codebreaker: Retro Logic Game},
    author = {Roland Krasser},
    year = {2023},
    note = {R package version 1.0.1},
    url = {https://github.com/rolkra/codebreaker},
  }