Bojanowski M, Schoch D (2025). rgraph6: Representing Graphs as 'graph6', 'digraph6' or 'sparse6' Strings. doi:10.32614/CRAN.package.rgraph6, R package version 2.0-5, https://CRAN.R-project.org/package=rgraph6.

McKay B, Piperno A (2014). “Practical graph isomorphism, II.” Journal of Symbolic Computation, 60, 94–112.

Corresponding BibTeX entries:

  @Manual{,
    title = {rgraph6: Representing Graphs as 'graph6', 'digraph6' or
      'sparse6' Strings},
    author = {Michal Bojanowski and David Schoch},
    year = {2025},
    note = {R package version 2.0-5},
    url = {https://CRAN.R-project.org/package=rgraph6},
    doi = {10.32614/CRAN.package.rgraph6},
  }

  @Article{,
    title = {Practical graph isomorphism, II},
    author = {Brendan McKay and Adolfo Piperno},
    journal = {Journal of Symbolic Computation},
    year = {2014},
    volume = {60},
    pages = {94--112},
  }