To cite package ‘DIFlasso’ in publications use:

Schauberger G (2025). DIFlasso: A Penalty Approach to Differential Item Functioning in Rasch Models. R package version 1.0-5, https://CRAN.R-project.org/package=DIFlasso.

Corresponding BibTeX entry:

  @Manual{,
    title = {DIFlasso: A Penalty Approach to Differential Item
      Functioning in Rasch Models},
    author = {Gunther Schauberger},
    year = {2025},
    note = {R package version 1.0-5},
    url = {https://CRAN.R-project.org/package=DIFlasso},
  }