To cite CESER in publications use:

Ferrari D, Jackson J (2019). ceser: Cluster Estimated Standard Errors in R. R package version 0.0.0.9000.

Corresponding BibTeX entry:

  @Manual{,
    title = {ceser: Cluster Estimated Standard Errors in R},
    author = {Diogo Ferrari and John Jackson},
    year = {2019},
    note = {R package version 0.0.0.9000},
  }