To cite Rgbp in publications use:

Hyungsuk Tak, Joseph Kelly, Carl Morris (2017). Rgbp: An R Package for Gaussian, Poisson, and Binomial Random Effects Models with Frequency Coverage Evaluations. Journal of Statistical Software, 78(5), 1-33.<doi:10.18637/jss.v078.i05>

Corresponding BibTeX entry:

  @Article{,
    title = {{Rgbp}: An {R} Package for Gaussian, Poisson, and Binomial
      Random Effects Models with Frequency Coverage Evaluations},
    author = {Hyungsuk Tak and Joseph Kelly and Carl Morris},
    journal = {Journal of Statistical Software},
    year = {2017},
    volume = {78},
    number = {5},
    pages = {1--33},
    doi = {10.18637/jss.v078.i05},
  }