To cite package ‘ambiR’ in publications use:

  Murray CJ, Borja Á, Pouso S, Muxika I, Garmendia JM (2025). _ambiR: R
  package implementing the AZTI Marine Biotic Index_. NIVA Denmark,
  Copenhagen, Denmark. <https://github.com/NIVA-Denmark/ambiR>.

A BibTeX entry for LaTeX users is

  @Manual{,
    title = {ambiR: R package implementing the AZTI Marine Biotic Index},
    author = {Ciarán J. Murray and Ángel Borja and Sarai Pouso and Iñigo Muxika and Joxe Mikel Garmendia},
    organization = {NIVA Denmark},
    address = {Copenhagen, Denmark},
    year = {2025},
    url = {https://github.com/NIVA-Denmark/ambiR},
  }