To cite package ‘Rd2roxygen’ in publications use:

  Wickham H, Xie Y (2024). _Rd2roxygen: Convert Rd to 'Roxygen'
  Documentation_. R package version 1.16.1,
  <https://github.com/yihui/rd2roxygen>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {Rd2roxygen: Convert Rd to 'Roxygen' Documentation},
    author = {Hadley Wickham and Yihui Xie},
    year = {2024},
    note = {R package version 1.16.1},
    url = {https://github.com/yihui/rd2roxygen},
  }