To cite package ‘duckdb’ in publications use:

  Mühleisen H, Raasveldt M (2026). _duckdb: DBI Package for the DuckDB
  Database Management System_. R package version 1.4.4,
  <https://github.com/duckdb/duckdb-r>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {duckdb: DBI Package for the DuckDB Database Management System},
    author = {Hannes Mühleisen and Mark Raasveldt},
    year = {2026},
    note = {R package version 1.4.4},
    url = {https://github.com/duckdb/duckdb-r},
  }