To cite SoilTaxonomy in publications use:

Brown A, Beaudette D (2025). SoilTaxonomy: A System of Soil Classification for Making and Interpreting Soil Surveys. R package version 0.2.8, https://CRAN.R-project.org/package=SoilTaxonomy.

Corresponding BibTeX entry:

  @Manual{,
    title = {SoilTaxonomy: A System of Soil Classification for Making
      and Interpreting Soil Surveys},
    author = {Andrew Brown and Dylan Beaudette},
    note = {R package version 0.2.8},
    url = {https://CRAN.R-project.org/package=SoilTaxonomy},
    year = {2025},
  }