To cite package ‘skewunit’ in publications use:

  Gallardo D, Gomez-Deniz E, Venegas O, Gomez H (2025). _skewunit:
  Estimation and Other Tools for Skew-Unit Models_. R package version
  1.0, <https://CRAN.R-project.org/package=skewunit>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {skewunit: Estimation and Other Tools for Skew-Unit Models},
    author = {Diego Gallardo and Emilio Gomez-Deniz and Osvaldo Venegas and Hector W. Gomez},
    year = {2025},
    note = {R package version 1.0},
    url = {https://CRAN.R-project.org/package=skewunit},
  }