To cite package ‘barcodetrackR’ in publications use:

  Espinoza and Mortlock et al. barcodetrackR: an R package for the
  interrogation of clonal tracking data. bioRxiv (2020)

A BibTeX entry for LaTeX users is

  @Article{,
    author = {Diego A. Espinoza and Ryland D. Mortlock and Samson J. Koelle and Chuanfeng Wu and Cynthia E. Dunbar},
    title = {barcodetrackR: an R package for the interrogation of clonal tracking data},
    journal = {bioRxiv},
    year = {2020},
    doi = {10.1101/2020.07.23.212787},
    url = {https://doi.org/10.1101/2020.07.23.212787},
  }