To cite package ‘duckdf’ in publications use:

  Clarke P (2026). _duckdf: SQL for Dataframes, but with Ducks_. R
  package version 0.2.1, <https://CRAN.R-project.org/package=duckdf>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {duckdf: SQL for Dataframes, but with Ducks},
    author = {Phill Clarke},
    year = {2026},
    note = {R package version 0.2.1},
    url = {https://CRAN.R-project.org/package=duckdf},
  }