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

  Dietze M, Kooper R, LeBauer D, Feng X, Wang D, Davidson C, Serbin S,
  Singh S, Black C, Jain T (2024). _PEcAn.utils: PEcAn Functions Used
  for Ecological Forecasts and Reanalysis_. R package version
  1.8.0.9000, <https://github.com/pecanproject/pecan>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {PEcAn.utils: PEcAn Functions Used for Ecological Forecasts and Reanalysis},
    author = {Mike Dietze and Rob Kooper and David LeBauer and Xiaohui Feng and Dan Wang and Carl Davidson and Shawn Serbin and Shashank Singh and Chris Black and Tanishq Jain},
    year = {2024},
    note = {R package version 1.8.0.9000},
    url = {https://github.com/pecanproject/pecan},
  }