To cite package ‘powerprior’ in publications use:

Yamaguchi Y, Huang Y (2025). powerprior: Conjugate Power Priors for Bayesian Analysis of Normal Data. R package version 1.0.0, https://CRAN.R-project.org/package=powerprior.

Corresponding BibTeX entry:

  @Manual{,
    title = {powerprior: Conjugate Power Priors for Bayesian Analysis
      of Normal Data},
    author = {Yusuke Yamaguchi and Yifei Huang},
    year = {2025},
    note = {R package version 1.0.0},
    url = {https://CRAN.R-project.org/package=powerprior},
  }