To cite package ‘pGPx’ in publications use:

  Azzimonti D (2023). _pGPx: Pseudo-Realizations for Gaussian Process
  Excursions_. R package version 0.1.4,
  <https://CRAN.R-project.org/package=pGPx>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {pGPx: Pseudo-Realizations for Gaussian Process Excursions},
    author = {Dario Azzimonti},
    year = {2023},
    note = {R package version 0.1.4},
    url = {https://CRAN.R-project.org/package=pGPx},
  }