To cite package ‘GPvecchia’ in publications use:

  Katzfuss M, Jurek M, Zilber D, Gong W (2026). _GPvecchia: Scalable
  Gaussian-Process Approximations_. R package version 0.1.8,
  <https://CRAN.R-project.org/package=GPvecchia>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {GPvecchia: Scalable Gaussian-Process Approximations},
    author = {Matthias Katzfuss and Marcin Jurek and Daniel Zilber and Wenlong Gong},
    year = {2026},
    note = {R package version 0.1.8},
    url = {https://CRAN.R-project.org/package=GPvecchia},
  }
