To cite package ‘iDIFr’ in publications use:

Rogers T (2026). iDIFr: Intersectional Differential Item Functioning Analysis. R package version 1.0.1, https://github.com/thmsrgrs/idifr.

Corresponding BibTeX entry:

  @Manual{,
    title = {iDIFr: Intersectional Differential Item Functioning
      Analysis},
    author = {Thomas Rogers},
    year = {2026},
    note = {R package version 1.0.1},
    url = {https://github.com/thmsrgrs/idifr},
  }