To cite package ‘CEC’ in publications use:

  Konrad K (2026). _CEC: Cross-Entropy Clustering_. R package version
  0.12.0, <https://github.com/swarm-lab/cec>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {CEC: Cross-Entropy Clustering},
    author = {Kamieniecki Konrad},
    year = {2026},
    note = {R package version 0.12.0},
    url = {https://github.com/swarm-lab/cec},
  }