To cite package ‘prototest’ in publications use:

  Reid S (2026). _prototest: Inference on Prototypes from Clusters of
  Features_. R package version 1.3,
  <https://CRAN.R-project.org/package=prototest>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {prototest: Inference on Prototypes from Clusters of Features},
    author = {Stephen Reid},
    year = {2026},
    note = {R package version 1.3},
    url = {https://CRAN.R-project.org/package=prototest},
  }
