To cite package ‘pfft’ in publications use:

Sumner M (2019). pfft: What the Package Does (one line, title case). R package version 0.0.0.9000, https://github.com/hypertidy/pfft.

Corresponding BibTeX entry:

  @Manual{,
    title = {pfft: What the Package Does (one line, title case)},
    author = {Michael Sumner},
    year = {2019},
    note = {R package version 0.0.0.9000},
    url = {https://github.com/hypertidy/pfft},
  }