To cite package ‘bitfield’ in publications use:

  Ehrmann S (2026). _bitfield: Handle Bitfields to Record Meta Data_. R
  package version 1.0.0, <https://github.com/bitfloat/bitfield>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {bitfield: Handle Bitfields to Record Meta Data},
    author = {Steffen Ehrmann},
    year = {2026},
    note = {R package version 1.0.0},
    url = {https://github.com/bitfloat/bitfield},
  }