Footnote eb

^ebsee Pérez et al. 2008.

Pérez, F.F., M. Vázquez-Rodríguez, E. Louarn, X.A. Padín, H. Mercier and A.F. Ríos. 2008. Temporal variability of the anthropogenic CO₂ storage in the Irminger Sea. Biogeosci 4:1-11.