To cite package ‘auk’ in publications use:

  Strimas-Mackey M, Miller E, Hochachka W (2025). _auk: eBird Data
  Extraction and Processing in R_. R package version 0.8.2,
  <https://github.com/cornelllabofornithology/auk>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {auk: eBird Data Extraction and Processing in R},
    author = {Matthew Strimas-Mackey and Eliot Miller and Wesley Hochachka},
    year = {2025},
    note = {R package version 0.8.2},
    url = {https://github.com/cornelllabofornithology/auk},
  }