TY - JOUR A1 - Kumke, Michael Uwe A1 - Zwiener, Christian A1 - Abbt-Braun, Gudrun A1 - Frimmel, Fritz Hartmann T1 - Spectroscopic characterization of fulvic acid fractions of a contaminated groundwater Y1 - 2000 UR - https://publishup.uni-potsdam.de/frontdoor/index/index/docId/20016 ER -