To cite package ‘spatialcluster’ in publications use:

  Padgham M (2026). _spatialcluster: Spatially Contiguous Clustering
  with the 'Redcap' Algorithm_. R package version 0.2.1.009,
  <https://github.com/urbananalyst/spatialcluster>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {spatialcluster: Spatially Contiguous Clustering with the 'Redcap' Algorithm},
    author = {Mark Padgham},
    year = {2026},
    note = {R package version 0.2.1.009},
    url = {https://github.com/urbananalyst/spatialcluster},
  }