To cite radir in publications use:

  Manuel Higueras, Pedro Puig, Elizabeth Ainsbury, Kai Rothkamm (2015).
  A new inverse regression model applied to radiation biodosimetry.
  Proceedings of the Royal Society A, 471. DOI 10.1098/rspa.2014.0588

A BibTeX entry for LaTeX users is

  @Article{,
    title = {A new inverse regression model applied to radiation biodosimetry.},
    author = {Manuel Higueras and Pedro Puig and Elizabeth Ainsbury and Kai Rothkamm},
    journal = {Proceedings of the Royal Society A},
    year = {2015},
    volume = {471},
    doi = {10.1098/rspa.2014.0588},
  }

  David Moriña, Manuel Higueras, Pedro Puig, Elizabeth Ainsbury, Kai
  Rothkamm (2015). radir package: an R implementation for cytogenetic
  biodosimetry dose estimation. Journal of Radiological Protection, 35
  (3) DOI 10.1088/0952-4746/35/3/557

A BibTeX entry for LaTeX users is

  @Article{,
    title = {radir package: an R implementation for cytogenetic biodosimetry dose estimation.},
    author = {David Moriña and Manuel Higueras and Pedro Puig and Elizabeth Ainsbury and Kai Rothkamm},
    journal = {Journal of Radiological Protection},
    year = {2015},
    volume = {35},
    number = {3},
    doi = {10.1088/0952-4746/35/3/557},
  }