To cite package ‘oc’ in publications use:

Poole K, Lewis J, Lo J, Carroll R, May W (2023). oc: Optimal Classification Roll Call Analysis Software. R package version 1.2.1, https://github.com/wmay/oc.

Corresponding BibTeX entry:

  @Manual{,
    title = {oc: Optimal Classification Roll Call Analysis Software},
    author = {Keith Poole and Jeffrey Lewis and James Lo and Royce
      Carroll and William May},
    year = {2023},
    note = {R package version 1.2.1},
    url = {https://github.com/wmay/oc},
  }