To cite learnitr packages in publications use:

  Grosjean, Ph. & Engels, G. (2024). LearnIt::R. UMONS, Mons, Belgium.
  URL https://learnitr.r-universe.dev/.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {LearnIt::R},
    author = {Philippe Grosjean and Guyliann Engels},
    organization = {UMONS},
    address = {MONS, Belgium},
    year = {2024},
    url = {https://learnitr.r-universe.dev/},
  }

We have invested a lot of time and effort in creating LearnIt::R,
please cite it when using it together with R. See also ‘citation()’ for
citing R.