To cite package ‘retroharmonize’ in publications use:

Antal D (2026). retroharmonize: Ex Post Survey Data Harmonization. R package version 0.2.8, https://github.com/dataobservatory-eu/retroharmonize.

Corresponding BibTeX entry:

  @Manual{,
    title = {retroharmonize: Ex Post Survey Data Harmonization},
    author = {Daniel Antal},
    year = {2026},
    note = {R package version 0.2.8},
    url = {https://github.com/dataobservatory-eu/retroharmonize},
  }