TY - JOUR T1 - Changes of the 13C/12C of dissolved inorganic carbon in the ocean as a tracer of anthropogenic C)2 uptake JF - Global Biogeochemical Cycles Y1 - 2003 A1 - Quay, P. D. A1 - Sonnerup, T. A1 - Westby, J. A1 - Stutsman, J. A1 - McNichol, A. P. VL - 17 IS - 1004 N1 - id: 1689 ER -