To cite package ‘rusk’ in publications use:

  Guyader V (2024). _rusk: Beautiful Graphical Representation of
  Multiplication Tables on a Modular Circle_. R package version 0.1.1,
  <https://github.com/thinkr-open/rusk>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {rusk: Beautiful Graphical Representation of Multiplication Tables on a
Modular Circle},
    author = {Vincent Guyader},
    year = {2024},
    note = {R package version 0.1.1},
    url = {https://github.com/thinkr-open/rusk},
  }