To cite package ‘BFS’ in publications use:

  Luginbuhl F (2024). _BFS: Get Data from the Swiss Federal Statistical
  Office_. R package version 0.5.11, , <https://github.com/lgnbhl/bfs>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {BFS: Get Data from the Swiss Federal Statistical Office},
    author = {Felix Luginbuhl},
    year = {2024},
    note = {R package version 0.5.11, },
    url = {https://github.com/lgnbhl/bfs},
  }