title: Water quality issues and management of large rivers.
authors.affiliation: Institute of Water Management, Hydrology and Hydraulic Engineering, University of Natural Resources and Life Sciences, Vienna, Vienna, Austria. helmut.habersack@boku.ac.at.
authors.forename: H
authors.initials: H
authors.lastname: Habersack
authors.affiliation: Institute of Water Management, Hydrology and Hydraulic Engineering, University of Natural Resources and Life Sciences, Vienna, Vienna, Austria.
authors.forename: R
authors.initials: R
authors.lastname: Samek