To cite package ‘pdftools’ in publications use:

Ooms J (2026). pdftools: Text Extraction, Rendering and Converting of PDF Documents. R package version 3.9.1, https://CRAN.R-project.org/package=pdftools.

Corresponding BibTeX entry:

  @Manual{,
    title = {pdftools: Text Extraction, Rendering and Converting of PDF
      Documents},
    author = {Jeroen Ooms},
    year = {2026},
    note = {R package version 3.9.1},
    url = {https://CRAN.R-project.org/package=pdftools},
  }