To cite punycoder in publications, use:

Turczynski B (2026). punycoder: Unicode and Punycode Domain Name Processing. doi:10.5281/zenodo.20973629. R package version 1.2.1, https://CRAN.R-project.org/package=punycoder.

Corresponding BibTeX entry:

  @Manual{,
    title = {{punycoder}: Unicode and Punycode Domain Name Processing},
    author = {Bart Turczynski},
    year = {2026},
    note = {R package version 1.2.1},
    url = {https://CRAN.R-project.org/package=punycoder},
    doi = {10.5281/zenodo.20973629},
  }