To cite package ‘suggests’ in publications use:

  Jones O (2023). _suggests: Declare when Suggested Packages are
  Needed_. R package version 0.1.0,
  <https://github.com/owenjonesuob/suggests>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {suggests: Declare when Suggested Packages are Needed},
    author = {Owen Jones},
    year = {2023},
    note = {R package version 0.1.0},
    url = {https://github.com/owenjonesuob/suggests},
  }