To cite RBesT in publications use:

  Weber S, Li Y, Seaman JW, Kakizume T, Schmidli H (2021). “Applying
  Meta-Analytic-Predictive Priors with the R Bayesian Evidence
  Synthesis Tools.” _Journal of Statistical Software_, *100*(19), 1-32.
  doi:10.18637/jss.v100.i19 <https://doi.org/10.18637/jss.v100.i19>.

A BibTeX entry for LaTeX users is

  @Article{,
    title = {Applying Meta-Analytic-Predictive Priors with the {R} {B}ayesian Evidence Synthesis Tools},
    author = {Sebastian Weber and Yue Li and John W. Seaman and Tomoyuki Kakizume and Heinz Schmidli},
    journal = {Journal of Statistical Software},
    year = {2021},
    volume = {100},
    number = {19},
    pages = {1--32},
    doi = {10.18637/jss.v100.i19},
  }