Kindly cite the hetu R package as follows:

Kantanen P, Magnusson M, Paananen J, Lahti L (2020). “hetu: Finnish personal ID number data toolkit for R.”

Many thanks for all contributors!

Corresponding BibTeX entry:

  @Misc{,
    title = {hetu: Finnish personal ID number data toolkit for R},
    author = {Pyry Kantanen and Mans Magnusson and Jussi Paananen and
      Leo Lahti},
    year = {2020},
  }