To cite package ‘chi’ in publications use:

Kahle D (2017). chi: The Chi Distribution. R package version 0.0, https://github.com/dkahle/chi.

Corresponding BibTeX entry:

  @Manual{,
    title = {chi: The Chi Distribution},
    author = {David Kahle},
    year = {2017},
    note = {R package version 0.0},
    url = {https://github.com/dkahle/chi},
  }