To cite package ‘doilinker’ in publications use:

  Zappia L (2024). _doilinker: Link Preprints And Publications By DOI_.
  R package version 0.1.1, <https://github.com/lazappi/doilinker>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {doilinker: Link Preprints And Publications By DOI},
    author = {Luke Zappia},
    year = {2024},
    note = {R package version 0.1.1},
    url = {https://github.com/lazappi/doilinker},
  }