To cite package ‘doppelgangR’ in publications use:

  Waldron L, Riester M, Ramos M, Parmigiani G, Birrer M (2016). “The
  Doppelganger Effect: Hidden Duplicates in Databases of Transcriptome
  Profiles.” _Journal of the National Cancer Institute_, *108*, djw146.
  doi:10.1093/jnci/djw146 <https://doi.org/10.1093/jnci/djw146>.

A BibTeX entry for LaTeX users is

  @Article{,
    author = {Levi Waldron and Markus Riester and Marcel Ramos and Giovanni Parmigiani and Michael Birrer},
    title = {The Doppelganger Effect: Hidden Duplicates in Databases of Transcriptome Profiles},
    year = {2016},
    volume = {108},
    pages = {djw146},
    doi = {10.1093/jnci/djw146},
    journal = {Journal of the National Cancer Institute},
  }