To cite package ‘kpcaIG’ in publications use:

  Briscik M, Heimida M, Déjean S (2024). _kpcaIG: Variables
  Interpretability with Kernel PCA_. R package version 1.0,
  <https://CRAN.R-project.org/package=kpcaIG>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {kpcaIG: Variables Interpretability with Kernel PCA},
    author = {Mitja Briscik and Mohamed Heimida and Sébastien Déjean},
    year = {2024},
    note = {R package version 1.0},
    url = {https://CRAN.R-project.org/package=kpcaIG},
  }