To cite package ‘unigd’ in publications use:

  Rupprecht F (2024). _unigd: Universal Graphics Device_. R package
  version 0.1.2, , <https://github.com/nx10/unigd>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {unigd: Universal Graphics Device},
    author = {Florian Rupprecht},
    year = {2024},
    note = {R package version 0.1.2, },
    url = {https://github.com/nx10/unigd},
  }