To cite package ‘genieclust’ in publications use:

  Gagolewski M (2021). “genieclust: Fast and robust hierarchical
  clustering.” _SoftwareX_, *15*, 100722.
  doi:10.1016/j.softx.2021.100722
  <https://doi.org/10.1016/j.softx.2021.100722>.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {genieclust: Fast and robust hierarchical clustering},
    author = {Marek Gagolewski},
    journal = {SoftwareX},
    year = {2021},
    volume = {15},
    pages = {100722},
    doi = {10.1016/j.softx.2021.100722},
  }

  Gagolewski M, Bartoszuk M, Cena A (2016). “Genie: A new, fast, and
  outlier-resistant hierarchical clustering algorithm.” _Information
  Sciences_, *363*, 8-23. doi:10.1016/j.ins.2016.05.003
  <https://doi.org/10.1016/j.ins.2016.05.003>.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {Genie: A new, fast, and outlier-resistant hierarchical clustering algorithm},
    author = {Marek Gagolewski and Maciej Bartoszuk and Anna Cena},
    journal = {Information Sciences},
    year = {2016},
    volume = {363},
    pages = {8--23},
    doi = {10.1016/j.ins.2016.05.003},
  }