To cite package ‘codyn’ in publications use:

  Hallett L, Avolio M, Carroll I, Jones S, MacDonald A, Flynn D,
  Slaughter P, Ripplinger J, Collins S, Gries C, Jones M (2020).
  _codyn: Community Dynamics Metrics_. doi:10.5063/F1N877Z6
  <https://doi.org/10.5063/F1N877Z6>, R package version 2.0.5,
  <https://github.com/NCEAS/codyn>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {{codyn}: Community Dynamics Metrics},
    author = {Lauren Hallett and Meghan L. Avolio and Ian T. Carroll and Sydney K. Jones and A. Andrew M. MacDonald and Dan F. B. Flynn and Peter Slaughter and Julie Ripplinger and Scott L. Collins and Corinna Gries and Matthew B. Jones},
    year = {2020},
    note = {R package version 2.0.5},
    url = {https://github.com/NCEAS/codyn},
    doi = {10.5063/F1N877Z6},
  }