To cite package ‘macro’ in publications use:

  Bosak D (2026). _macro: A Macro Language for 'R' Programs_. R package
  version 0.1.6, <https://github.com/dbosak01/macro>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {macro: A Macro Language for 'R' Programs},
    author = {David Bosak},
    year = {2026},
    note = {R package version 0.1.6},
    url = {https://github.com/dbosak01/macro},
  }