To cite package ‘r2d2’ in publications use:

Magnusson A, Burgos J (2024). r2d2: Bivariate (Two-Dimensional) Confidence Region and Frequency Distribution. R package version 1.0.2, https://github.com/arni-magnusson/r2d2.

Corresponding BibTeX entry:

  @Manual{,
    title = {r2d2: Bivariate (Two-Dimensional) Confidence Region and
      Frequency Distribution},
    author = {Arni Magnusson and Julian Burgos},
    year = {2024},
    note = {R package version 1.0.2},
    url = {https://github.com/arni-magnusson/r2d2},
  }