To cite package ‘RAT’ in publications use:

  Cardoso P, Mammola S (2022). _RAT: Research Assessment Tools_. R
  package version 0.3.1, <https://CRAN.R-project.org/package=RAT>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {RAT: Research Assessment Tools},
    author = {Pedro Cardoso and Stefano Mammola},
    year = {2022},
    note = {R package version 0.3.1},
    url = {https://CRAN.R-project.org/package=RAT},
  }