To cite package ‘index0’ in publications use:

Selby D (2021). index0: Zero-Based Indexing in R. R package version 0.0.3.9000, https://github.com/selbosh/index0.

Corresponding BibTeX entry:

  @Manual{,
    title = {index0: Zero-Based Indexing in R},
    author = {David Antony Selby},
    year = {2021},
    note = {R package version 0.0.3.9000},
    url = {https://github.com/selbosh/index0},
  }