To cite concstats in publications use:

Schneider A (2023). concstats: Market Structure, Concentration, and Inequality Measures. doi:10.5281/zenodo.6456536, R package version 0.1.6, https://github.com/ropensci/concstats.

Corresponding BibTeX entry:

  @Manual{concstats,
    title = {{concstats}: Market Structure, Concentration, and
      Inequality Measures},
    author = {Andreas Schneider},
    note = {R package version 0.1.6},
    year = {2023},
    doi = {10.5281/zenodo.6456536},
    url = {https://github.com/ropensci/concstats},
  }