To cite package ‘SampleSizeProportions’ in publications use:

Joseph L, Bélisle P, du Berger R (2023). SampleSizeProportions: Calculating Sample Size Requirements when Estimating the Difference Between Two Binomial Proportions. R package version 1.1.3, https://CRAN.R-project.org/package=SampleSizeProportions.

Corresponding BibTeX entry:

  @Manual{,
    title = {SampleSizeProportions: Calculating Sample Size
      Requirements when Estimating the Difference Between Two Binomial
      Proportions},
    author = {Lawrence Joseph and Patrick Bélisle and Roxane {du
      Berger}},
    year = {2023},
    note = {R package version 1.1.3},
    url = {https://CRAN.R-project.org/package=SampleSizeProportions},
  }