To cite package ‘fritools’ in publications use:

Cullmann A (2026). fritools: Utilities for the Forest Research Institute of the State Baden-Wuerttemberg. R package version 4.6.0.9000, https://gitlab.com/fvafrcu/fritools.

Corresponding BibTeX entry:

  @Manual{,
    title = {fritools: Utilities for the Forest Research Institute of
      the State Baden-Wuerttemberg},
    author = {Andreas Dominik Cullmann},
    year = {2026},
    note = {R package version 4.6.0.9000},
    url = {https://gitlab.com/fvafrcu/fritools},
  }