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)