To cite package ‘rebus’ in publications use:

Cotton R (2017). rebus: Build Regular Expressions in a Human Readable Way. R package version 0.1-3, https://github.com/richierocks/rebus.

Corresponding BibTeX entry:

  @Manual{,
    title = {rebus: Build Regular Expressions in a Human Readable Way},
    author = {Richard Cotton},
    year = {2017},
    note = {R package version 0.1-3},
    url = {https://github.com/richierocks/rebus},
  }