To cite package ‘PRC’ in publications use:

ter Braak C (2026). PRC: Principal Response Curves (PRC) For Displaying Multivariate Main Effects And Interactions. R package version 2.0.0, https://github.com/cajoterbraak/prc.

Corresponding BibTeX entry:

  @Manual{,
    title = {PRC: Principal Response Curves (PRC) For Displaying
      Multivariate Main Effects And Interactions},
    author = {Cajo J.F {ter Braak}},
    year = {2026},
    note = {R package version 2.0.0},
    url = {https://github.com/cajoterbraak/prc},
  }