To cite FunnelPlotR in publications use:

  Chris Mainey (2023). FunnelPlotR: Funnel Plots for Comparing
  Institutional Performance Rpackage version 0.4.2.
  https://CRAN.R-project.org/package=FunnelPlotR.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {FunnelPlotR: Funnel Plots for Comparing Institutional Performance},
    author = {Chris Mainey},
    year = {2022},
    note = {Rpackage version 0.4.2},
    url = {https://CRAN.R-project.org/package=FunnelPlotR},
  }