To cite package ‘rbc’ in publications use:

  Farewell D (2026). _rbc: Regression by Composition_. R package
  version 0.1.1, <https://CRAN.R-project.org/package=rbc>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {rbc: Regression by Composition},
    author = {Daniel Farewell},
    year = {2026},
    note = {R package version 0.1.1},
    url = {https://CRAN.R-project.org/package=rbc},
  }