To cite package ‘PEcAn.LPJGUESS’ in publications use:

  Fer I, Gardella T (2025). _PEcAn.LPJGUESS: PEcAn Package for
  Integration of the LPJ-GUESS Model_. R package version 1.7.3.9000,
  <https://github.com/pecanproject/pecan>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {PEcAn.LPJGUESS: PEcAn Package for Integration of the LPJ-GUESS Model},
    author = {Istem Fer and Tony Gardella},
    year = {2025},
    note = {R package version 1.7.3.9000},
    url = {https://github.com/pecanproject/pecan},
  }