To cite package ‘marr’ in publications use:

  Ghosh T, McGrath M, Philtron D, Kechris K, Ghosh D (2021). _marr:
  Maximum rank reproducibility_. R package version 1.15.0,
  <https://bioconductor.org/packages/marr>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {marr: Maximum rank reproducibility},
    author = {Tusharkanti Ghosh and Max McGrath and Daisy Philtron and Katerina Kechris and Debashis Ghosh},
    year = {2021},
    note = {R package version 1.15.0},
    url = {https://bioconductor.org/packages/marr},
  }