To cite package ‘cdt’ in publications use:

Last F (2018). cdt: What the Package Does (One Line, Title Case). R package version 0.0.0.9000, https://github.com/hypertidy/cdt.

Corresponding BibTeX entry:

  @Manual{,
    title = {cdt: What the Package Does (One Line, Title Case)},
    author = {First Last},
    year = {2018},
    note = {R package version 0.0.0.9000},
    url = {https://github.com/hypertidy/cdt},
  }