SOCS IN THE RIVER DANUBE FROM GERMANY TO THE BLACK SEA: COMPLIANCE CHECKING FOR PRIORITY SUBSTANCES SUBJECT TO THE EUROPEAN WATER FRAMEWORK DIRECTIVE Publication Attachment: 09-135.pdf Authors: Umlauf, G, Amalfitano, L, Christoph, EH, Huber, T, Mariani, G, Mueller, A, Skejo, H, Wollgast, J Year: 2009