To cite kml in publications use:

  Genolini C, Falissard B, Kiener P (2024). _kml: K-Means for
  Longitudinal Data_. R package version 2.5.0,
  <https://CRAN.R-project.org/package=kml>.

A BibTeX entry for LaTeX users is

  @Manual{kml-package,
    title = {{kml}: K-Means for Longitudinal Data},
    author = {Christophe Genolini and Bruno Falissard and Patrice Kiener},
    year = {2024},
    note = {R package version 2.5.0},
    url = {https://CRAN.R-project.org/package=kml},
  }

Genolini C, Alacoque X, Sentenac M, Arnaud C (2015). “kml and kml3d: R
Packages to Cluster Longitudinal Data.” _Journal of Statistical
Software_, *65*(4), 1-34. doi:10.18637/jss.v065.i04
<https://doi.org/10.18637/jss.v065.i04>,
<https://www.jstatsoft.org/article/view/v065i04>.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {{kml} and {kml3d}: {R} Packages to Cluster Longitudinal Data},
    author = {Christophe Genolini and Xavier Alacoque and Marianne Sentenac and Catherine Arnaud},
    journal = {Journal of Statistical Software},
    year = {2015},
    volume = {65},
    number = {4},
    pages = {1--34},
    doi = {10.18637/jss.v065.i04},
    url = {https://www.jstatsoft.org/article/view/v065i04},
  }