To cite package ‘OVtool’ in publications use:

Burgette L, Pane J, Griffin B, McCaffrey D (2021). OVtool: Omitted Variable Tool. R package version 1.0.3, https://CRAN.R-project.org/package=OVtool.

Corresponding BibTeX entry:

  @Manual{,
    title = {OVtool: Omitted Variable Tool},
    author = {Lane Burgette and Joseph Pane and Beth Ann Griffin and
      Daniel McCaffrey},
    year = {2021},
    note = {R package version 1.0.3},
    url = {https://CRAN.R-project.org/package=OVtool},
  }