To cite package ‘origin’ in publications use:

  Nistler M (2024). _origin: Explicitly Qualifying Namespaces by
  Automatically Adding 'pkg::' to Functions_. R package version 1.2.0,
  <https://CRAN.R-project.org/package=origin>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {origin: Explicitly Qualifying Namespaces by Automatically Adding 'pkg::'
to Functions},
    author = {Matthias Nistler},
    year = {2024},
    note = {R package version 1.2.0},
    url = {https://CRAN.R-project.org/package=origin},
  }