To cite package ‘dggridR’ in publications use:

  Barnes R, Sahr K (2024). _dggridR: Discrete Global Grids_. R package
  version 3.1.0, <https://github.com/r-barnes/dggridr>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {dggridR: Discrete Global Grids},
    author = {Richard Barnes and Kevin Sahr},
    year = {2024},
    note = {R package version 3.1.0},
    url = {https://github.com/r-barnes/dggridr},
  }