To cite package ‘pgKDEsphere’ in publications use:

Alonso-Pena M, Claeskens G, Gijbels I (2025). pgKDEsphere: Parametrically Guided Kernel Density Estimator for Spherical Data. R package version 1.0.2, https://CRAN.R-project.org/package=pgKDEsphere.

Corresponding BibTeX entry:

  @Manual{,
    title = {pgKDEsphere: Parametrically Guided Kernel Density
      Estimator for Spherical Data},
    author = {María Alonso-Pena and Gerda Claeskens and Irène Gijbels},
    year = {2025},
    note = {R package version 1.0.2},
    url = {https://CRAN.R-project.org/package=pgKDEsphere},
  }