To cite package ‘pslr’ in publications use:

  Turczynski B (2026). _pslr: Public Suffix List Engine_. R package
  version 1.0.1, <https://CRAN.R-project.org/package=pslr>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {pslr: Public Suffix List Engine},
    author = {Bart Turczynski},
    year = {2026},
    note = {R package version 1.0.1},
    url = {https://CRAN.R-project.org/package=pslr},
  }