To cite package ‘naturdata’ in publications use:

  Dalby L (2025). _naturdata: Tools For Working With Naturdata_kalo_. R
  package version 0.4.16,
  <https://gitlab.au.dk/ecos/tools/r-pkgs/naturdata>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {naturdata: Tools For Working With Naturdata_kalo},
    author = {Lars Dalby},
    year = {2025},
    note = {R package version 0.4.16},
    url = {https://gitlab.au.dk/ecos/tools/r-pkgs/naturdata},
  }