To cite package ‘brfinance’ in publications use:

  dos Santos Pereira Barbosa J (2026). _brfinance: Access to Brazilian
  Macroeconomic and Financial Time Series_. R package version 0.8.0,
  <https://github.com/efram2/brfinance>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {brfinance: Access to Brazilian Macroeconomic and Financial Time Series},
    author = {João Paulo {dos Santos Pereira Barbosa}},
    year = {2026},
    note = {R package version 0.8.0},
    url = {https://github.com/efram2/brfinance},
  }