Isotopic analysis of Cd in the mixing zone of Siberian rivers with the Arctic Ocean-New constraints on marine Cd cycling and the isotope composition of riverine Cd - Lambelet,M; Rehkaemper,M; de,Flierdt TV; Xue,Z; Kreissig,K; Coles,B; Porcelli,D; Andersson,P (EARTH AND PLANETARY SCIENCE LETTERS, 2013)