%0 Journal Article %T Reference materials for oceanic CO2 analysis: a method for the certification of total alkalinity %A Dickson, A.G. %A Afghan, J.D. %A Anderson, G.C. %A , %J Marine Chemistry %V 80 %N 2-3 %P 185-197 %@ 0304-4203 %D 2003-01-01 %I Elsevier BV %~ DeepDyve