Sea–air CO2 fluxes in the Southern Ocean for the period 1990–2009.

Lenton A., Tilbrook B., Law R.M., Bakker D., Doney S.C., Gruber N., Ishii M., Hoppema M., Lovenduski N.S., Matear R.J., McNeil B.I., Metzl N., Mikaloff Fletcher S.E., Monteiro P.M.S., Rödenbeck C., Sweeney C., Takahashi T. (2013) Sea–air CO2 fluxes in the Southern Ocean for the period 1990–2009, Biogeosciences 10. 4037-4054; doi:10.5194/bg-10-4037-2013;