To cite package ‘ri2’ in publications use:

Coppock A (2026). ri2: Randomization Inference for Randomized Experiments. R package version 0.4.1, https://github.com/acoppock/ri2.

Corresponding BibTeX entry:

  @Manual{,
    title = {ri2: Randomization Inference for Randomized Experiments},
    author = {Alexander Coppock},
    year = {2026},
    note = {R package version 0.4.1},
    url = {https://github.com/acoppock/ri2},
  }