To cite package ‘circlus’ in publications use:

  Sablica L, Hornik K, Gruen B, Leydold J (2025). _circlus: Clustering
  and Simulation of Spherical Cauchy and PKBD Models_. R package
  version 0.0.3, <https://github.com/lsablica/circlus>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {circlus: Clustering and Simulation of Spherical Cauchy and PKBD Models},
    author = {Lukas Sablica and Kurt Hornik and Bettina Gruen and Josef Leydold},
    year = {2025},
    note = {R package version 0.0.3},
    url = {https://github.com/lsablica/circlus},
  }