To cite package ‘CCMMR’ in publications use:

  Touw D, Groenen P, Terada Y (2024). _CCMMR: Minimization of the
  Convex Clustering Loss Function_. R package version 0.2.1,
  <https://CRAN.R-project.org/package=CCMMR>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {CCMMR: Minimization of the Convex Clustering Loss Function},
    author = {Daniel Touw and Patrick Groenen and Yoshikazu Terada},
    year = {2024},
    note = {R package version 0.2.1},
    url = {https://CRAN.R-project.org/package=CCMMR},
  }