To cite invacost in publications use:

Leroy B, Kramer AM, Vaissière A, Courchamp F, Diagne C (2020). “Analysing global economic costs of invasive alien species with the invacost R package.” biorXiv. https://doi.org/10.1101/2020.12.10.419432.

Corresponding BibTeX entry:

  @Article{,
    title = {Analysing global economic costs of invasive alien species
      with the invacost R package.},
    author = {Boris Leroy and Andrew M Kramer and Anne-Charlotte
      Vaissière and Franck Courchamp and Christophe Diagne},
    journal = {biorXiv},
    year = {2020},
    url = {https://doi.org/10.1101/2020.12.10.419432},
  }