To cite package ‘fgdr’ in publications use:

Uryu S (2023). fgdr: Utilities for Fundamental Geo-Spatial Data. R package version 1.1.1.9000, https://github.com/uribo/fgdr.

Corresponding BibTeX entry:

  @Manual{,
    title = {fgdr: Utilities for Fundamental Geo-Spatial Data},
    author = {Shinya Uryu},
    year = {2023},
    note = {R package version 1.1.1.9000},
    url = {https://github.com/uribo/fgdr},
  }