To cite package ‘param6’ in publications use:

  Sonabend R (2026). _param6: A Fast and Lightweight R6 Parameter
  Interface_. R package version 0.2.4,
  <https://github.com/xoopr/param6>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {param6: A Fast and Lightweight R6 Parameter Interface},
    author = {Raphael Sonabend},
    year = {2026},
    note = {R package version 0.2.4},
    url = {https://github.com/xoopr/param6},
  }