To cite package ‘StanMoMo’ in publications use:

  Barigou K, Goffard P (2023). _StanMoMo: Bayesian Mortality Modelling
  with 'Stan'_. R package version 1.2.0,
  <https://CRAN.R-project.org/package=StanMoMo>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {StanMoMo: Bayesian Mortality Modelling with 'Stan'},
    author = {Karim Barigou and Pierre-Olivier Goffard},
    year = {2023},
    note = {R package version 1.2.0},
    url = {https://CRAN.R-project.org/package=StanMoMo},
  }