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 0.0.2, https://CRAN.R-project.org/package=circlus.

Corresponding BibTeX entry:

  @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 0.0.2},
    url = {https://CRAN.R-project.org/package=circlus},
  }