To cite package ‘pycnogrid’ in publications use:

Higgins C (2026). pycnogrid: Flexible Pycnophylactic Interpolation to Discrete Global and Local Grid Systems. R package version 0.2.0, https://CRAN.R-project.org/package=pycnogrid.

Corresponding BibTeX entry:

  @Manual{,
    title = {pycnogrid: Flexible Pycnophylactic Interpolation to
      Discrete Global and Local Grid Systems},
    author = {Christopher Higgins},
    year = {2026},
    note = {R package version 0.2.0},
    url = {https://CRAN.R-project.org/package=pycnogrid},
  }