To cite package ‘rgeopackage’ in publications use:

  Vanderhaeghe F (2024). _rgeopackage: Helper Tools in Creating or
  Handling GeoPackage Files_. R package version 0.0.0.900,
  <https://github.com/r-spatial/rgeopackage>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {rgeopackage: Helper Tools in Creating or Handling GeoPackage Files},
    author = {Floris Vanderhaeghe},
    year = {2024},
    note = {R package version 0.0.0.900},
    url = {https://github.com/r-spatial/rgeopackage},
  }