To cite package ‘gspcr’ in publications use:

  Costantini E (2024). _gspcr: Generalized Supervised Principal
  Component Regression_. R package version 0.9.5,
  <https://CRAN.R-project.org/package=gspcr>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {gspcr: Generalized Supervised Principal Component Regression},
    author = {Edoardo Costantini},
    year = {2024},
    note = {R package version 0.9.5},
    url = {https://CRAN.R-project.org/package=gspcr},
  }