To cite package ‘codelist’ in publications use:

  van der Laan J (2025). _codelist: Working with Code Lists_. R package
  version 0.1.0, <https://CRAN.R-project.org/package=codelist>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {codelist: Working with Code Lists},
    author = {Jan {van der Laan}},
    year = {2025},
    note = {R package version 0.1.0},
    url = {https://CRAN.R-project.org/package=codelist},
  }