To cite package ‘voigt’ in publications use:

  Cannas M, Piras N (2025). _voigt: The Voigt Distribution_. R package
  version 2.0, <https://CRAN.R-project.org/package=voigt>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {voigt: The Voigt Distribution},
    author = {Massimo Cannas and Nicola Piras},
    year = {2025},
    note = {R package version 2.0},
    url = {https://CRAN.R-project.org/package=voigt},
  }