To cite package ‘ConsRankClass’ in publications use:

  D'Ambrosio A (2021). _ConsRankClass: Classification and Clustering of
  Preference Rankings_. R package version 1.0.1,
  <https://CRAN.R-project.org/package=ConsRankClass>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {ConsRankClass: Classification and Clustering of Preference Rankings},
    author = {Antonio D'Ambrosio},
    year = {2021},
    note = {R package version 1.0.1},
    url = {https://CRAN.R-project.org/package=ConsRankClass},
  }