To cite package ‘cheapr’ in publications use:

  Christofides N (2024). _cheapr: Simple Functions to Save Time and
  Memory_. R package version 0.9.9,
  <https://CRAN.R-project.org/package=cheapr>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {cheapr: Simple Functions to Save Time and Memory},
    author = {Nick Christofides},
    year = {2024},
    note = {R package version 0.9.9},
    url = {https://CRAN.R-project.org/package=cheapr},
  }