To cite package ‘ppforest2’ in publications use:

  Vidal A, da Silva N (2026). _ppforest2: Projection Pursuit Oblique
  Decision Trees and Random Forests_. R package version 0.1.1,
  <https://CRAN.R-project.org/package=ppforest2>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {ppforest2: Projection Pursuit Oblique Decision Trees and Random Forests},
    author = {Andrés Vidal and Natalia {da Silva}},
    year = {2026},
    note = {R package version 0.1.1},
    url = {https://CRAN.R-project.org/package=ppforest2},
  }