To cite breakDown in publications use:

  Staniak M, Biecek P (2018). “Explanations of Model Predictions with
  live and breakDown Packages.” _The R Journal_.
  doi:10.32614/RJ-2018-072 <https://doi.org/10.32614/RJ-2018-072>,
  <https://journal.r-project.org/archive/2018/RJ-2018-072/index.html>.

A BibTeX entry for LaTeX users is

  @Article{RJ-2018-072,
    title = {Explanations of Model Predictions with live and breakDown Packages},
    author = {Mateusz Staniak and Przemyslaw Biecek},
    journal = {The R Journal},
    doi = {10.32614/RJ-2018-072},
    year = {2018},
    url = {https://journal.r-project.org/archive/2018/RJ-2018-072/index.html},
  }