To cite package ‘rnbp’ in publications use:

Szymanski R (2025). rnbp: Wrapper for the National Bank of Poland API. R package version 0.2.2.9000, https://github.com/szymanskir/rnbp.

Corresponding BibTeX entry:

  @Manual{,
    title = {rnbp: Wrapper for the National Bank of Poland API},
    author = {Ryszard Szymanski},
    year = {2025},
    note = {R package version 0.2.2.9000},
    url = {https://github.com/szymanskir/rnbp},
  }