To cite package ‘rdoom’ in publications use:

  Carmack J, Cheng M (2026). _rdoom: Doom_. R package version 1.0.0,
  <https://github.com/coolbutuseless/rdoom>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {rdoom: Doom},
    author = {John Carmack and Mike Cheng},
    year = {2026},
    note = {R package version 1.0.0},
    url = {https://github.com/coolbutuseless/rdoom},
  }