To cite package ‘twinspan’ in publications use:

Oksanen J, Hill MO (2025). twinspan: Two-Way Indicator Species Analysis. R package version 0.9-7, https://github.com/jarioksa/twinspan.

Corresponding BibTeX entry:

  @Manual{,
    title = {twinspan: Two-Way Indicator Species Analysis},
    author = {Jari Oksanen and Mark O. Hill},
    year = {2025},
    note = {R package version 0.9-7},
    url = {https://github.com/jarioksa/twinspan},
  }