To cite sitemapr in publications use:

  Turczynski B (2026). _sitemapr: Parse and Validate XML Sitemaps_. R
  package version 0.0.0.9000,
  <https://bart-turczynski.gitlab.io/sitemapr/>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {{sitemapr}: Parse and Validate XML Sitemaps},
    author = {Bart Turczynski},
    year = {2026},
    note = {R package version 0.0.0.9000},
    url = {https://bart-turczynski.gitlab.io/sitemapr/},
  }