Literature

Borja, A., Franco, J. & Landa, V.Perez, 2000. A Marine Biotic Index to Establish the Ecological Quality of Soft-Bottom Benthos Within European Estuarine and Coastal Environments. , 40, pp.1100 - 1114.

Borja, A. et al., 2004. Implementation of the European water framework directive from the Basque country (northern Spain): a methodological approach. Marine Pollution Bulletin, 48(3-4), pp.209-218. Available at: http://www.cmima.csic.es/pub/gpl/Directiva%20Marc%20Roma%202010/atlantic/borja%202004.pdf.