Briers R (2016). biotic: Calculation of Freshwater Biotic Indices. R package version 0.1.2, https://github.com/robbriers/biotic.

Corresponding BibTeX entry:

  @Manual{,
    title = {biotic: Calculation of Freshwater Biotic Indices},
    author = {Rob Briers},
    year = {2016},
    note = {R package version 0.1.2},
    url = {https://github.com/robbriers/biotic},
  }