To cite package ‘simpleSetup’ in publications use:

Gandrud C (2017). simpleSetup: Set Up R Source Code Files for Use on Multiple Machines. R package version 0.1.1, https://github.com/christophergandrud/simplesetup.

Corresponding BibTeX entry:

  @Manual{,
    title = {simpleSetup: Set Up R Source Code Files for Use on
      Multiple Machines},
    author = {Christopher Gandrud},
    year = {2017},
    note = {R package version 0.1.1},
    url = {https://github.com/christophergandrud/simplesetup},
  }