To cite tabula in publications please use:

Nicolas Frerebeau (2019). tabula: Analysis, Seriation and Visualization of Archaeological Count Data. R package version 1.2.0. https://CRAN.R-project.org/package=tabula

Corresponding BibTeX entry:

  @Manual{,
    title = {tabula: Analysis, Seriation and Visualization of
      Archaeological Count Data},
    author = {Nicolas Frerebeau},
    year = {2019},
    note = {R package version 1.2.0},
    url = {https://CRAN.R-project.org/package=tabula},
  }