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

  Kajasilta H (2025). _PEcAn.LDNDC: PEcAn package for integration of
  the LDNDC model_. R package version 1.0.0.9000,
  <https://github.com/pecanproject/pecan>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {PEcAn.LDNDC: PEcAn package for integration of the LDNDC model},
    author = {Henri Kajasilta},
    year = {2025},
    note = {R package version 1.0.0.9000},
    url = {https://github.com/pecanproject/pecan},
  }