To cite package ‘rngtools’ in publications use:

Gaujoux R (2021). rngtools: Utility Functions for Working with Random Number Generators. R package version 1.5.3, https://github.com/renozao/rngtools.

Corresponding BibTeX entry:

  @Manual{,
    title = {rngtools: Utility Functions for Working with Random Number
      Generators},
    author = {Renaud Gaujoux},
    year = {2021},
    note = {R package version 1.5.3},
    url = {https://github.com/renozao/rngtools},
  }