To cite package ‘ewens’ in publications use:

  Hanretty C (2026). _ewens: Ewens Distribution_. R package version
  0.1.0, <https://CRAN.R-project.org/package=ewens>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {ewens: Ewens Distribution},
    author = {Chris Hanretty},
    year = {2026},
    note = {R package version 0.1.0},
    url = {https://CRAN.R-project.org/package=ewens},
  }