To cite CPC in publications use:

Mehlhaff ID (2021). “Measuring Political Polarization: The Cluster-Polarization Coefficient.” working paper.

Corresponding BibTeX entry:

  @Article{,
    title = {Measuring Political Polarization: The Cluster-Polarization
      Coefficient},
    author = {Isaac D. Mehlhaff},
    journal = {working paper},
    year = {2021},
  }