To cite package ‘modeltools’ in publications use:

Hothorn T, Leisch F, Zeileis A (2026). modeltools: Tools and Classes for Statistical Models. R package version 0.2-25, https://codeberg.org/thothorn/modeltools.

Corresponding BibTeX entry:

  @Manual{,
    title = {modeltools: Tools and Classes for Statistical Models},
    author = {Torsten Hothorn and Friedrich Leisch and Achim Zeileis},
    year = {2026},
    note = {R package version 0.2-25},
    url = {https://codeberg.org/thothorn/modeltools},
  }