To cite 'indicspecies' package in publications use:

De Cáceres M, Legendre P (2009). “Associations between species and groups of sites: indices and statistical inference.” Ecology, 90, 3566-3574. doi:10.1890/08-1823.1.

Thank you for using 'indicspecies'

Corresponding BibTeX entry:

  @Article{,
    title = {Associations between species and groups of sites: indices
      and statistical inference},
    author = {Miquel {De Cáceres} and Pierre Legendre},
    journal = {Ecology},
    year = {2009},
    volume = {90},
    pages = {3566-3574},
    doi = {10.1890/08-1823.1},
  }