To cite package ‘restrictR’ in publications use:

  Colling G (2026). _restrictR: Composable Runtime Contracts for R_.
  <https://github.com/gcol33/restrictR>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {restrictR: Composable Runtime Contracts for R},
    author = {Gilles Colling},
    year = {2026},
    url = {https://github.com/gcol33/restrictR},
  }