To cite package ‘gpkg’ in publications use:

Brown A (2026). gpkg: Utilities for the Open Geospatial Consortium 'GeoPackage' Format. R package version 0.0.14, https://github.com/brownag/gpkg.

Corresponding BibTeX entry:

  @Manual{,
    title = {gpkg: Utilities for the Open Geospatial Consortium
      'GeoPackage' Format},
    author = {Andrew Brown},
    year = {2026},
    note = {R package version 0.0.14},
    url = {https://github.com/brownag/gpkg},
  }