To cite package ‘metropolis’ in publications use:

Keil A (2020). metropolis: The Metropolis Algorithm. R package version 0.1.8, https://CRAN.R-project.org/package=metropolis.

Corresponding BibTeX entry:

  @Manual{,
    title = {metropolis: The Metropolis Algorithm},
    author = {Alexander Keil},
    year = {2020},
    note = {R package version 0.1.8},
    url = {https://CRAN.R-project.org/package=metropolis},
  }