To cite package ‘ecb’ in publications use:

Persson E (2025). ecb: Programmatic Access to the European Central Bank's Data Portal. R package version 0.4.3, https://github.com/expersso/ecb.

Corresponding BibTeX entry:

  @Manual{,
    title = {ecb: Programmatic Access to the European Central Bank's
      Data Portal},
    author = {Eric Persson},
    year = {2025},
    note = {R package version 0.4.3},
    url = {https://github.com/expersso/ecb},
  }