To cite CARBayes in publications use:

Lee D (2013). “CARBayes: An R Package for Bayesian Spatial Modeling with Conditional Autoregressive Priors.” Journal of Statistical Software, 55(13), 1–24. doi:10.18637/jss.v055.i13, https://www.jstatsoft.org/htaccess.php?volume=55&type=i&issue=13.

Corresponding BibTeX entry:

  @Article{,
    author = {Duncan Lee},
    title = {{CARBayes}: An {R} Package for {B}ayesian Spatial Modeling
      with Conditional Autoregressive Priors},
    year = {2013},
    journal = {{Journal of Statistical Software}},
    doi = {10.18637/jss.v055.i13},
    url =
      {https://www.jstatsoft.org/htaccess.php?volume=55&type=i&issue=13},
    pages = {1--24},
    volume = {55},
    number = {13},
  }