To cite package ‘idem’ in publications use:

  GHEDAMSI I (2026). _idem: XLSForm Comparison and Validation_. R
  package version 2026.6.3,
  <https://github.com/impact-initiatives/idem>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {idem: XLSForm Comparison and Validation},
    author = {Iyed GHEDAMSI},
    year = {2026},
    note = {R package version 2026.6.3},
    url = {https://github.com/impact-initiatives/idem},
  }