To cite climatekit in publications, please cite the package itself and
the canonical ETCCDI references that define the indices.

  Coverdale C (2026). _climatekit: Unified Climate Indices for
  Temperature, Precipitation, and Drought_. R package version 0.2.0,
  <https://CRAN.R-project.org/package=climatekit>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {{climatekit}: Unified Climate Indices for Temperature, Precipitation, and Drought},
    author = {Charles Coverdale},
    year = {2026},
    note = {R package version 0.2.0},
    url = {https://CRAN.R-project.org/package=climatekit},
  }

  Alexander, L. V., Zhang, X., Peterson, T. C., et al. (2006). Global
  observed changes in daily climate extremes of temperature and
  precipitation. Journal of Geophysical Research: Atmospheres, 111(D5).
  doi:10.1029/2005JD006290

A BibTeX entry for LaTeX users is

  @Article{,
    title = {Global Observed Changes in Daily Climate Extremes of Temperature and Precipitation},
    author = {Lisa V. Alexander and Xuebin Zhang and Thomas C. Peterson},
    journal = {Journal of Geophysical Research: Atmospheres},
    year = {2006},
    volume = {111},
    number = {D5},
    doi = {10.1029/2005JD006290},
  }

  Zhang, X., Alexander, L., Hegerl, G. C., et al. (2011). Indices for
  monitoring changes in extremes based on daily temperature and
  precipitation data. WIREs Climate Change, 2(6), 851-870.
  doi:10.1002/wcc.147

A BibTeX entry for LaTeX users is

  @Article{,
    title = {Indices for Monitoring Changes in Extremes Based on Daily Temperature and Precipitation Data},
    author = {Xuebin Zhang and Lisa Alexander and Gabriele C. Hegerl and Philip Jones and Albert {Klein Tank} and Thomas C. Peterson and Blair Trewin and Francis W. Zwiers},
    journal = {Wiley Interdisciplinary Reviews: Climate Change},
    year = {2011},
    volume = {2},
    number = {6},
    pages = {851--870},
    doi = {10.1002/wcc.147},
  }