@TechReport{501482709, title="Value of water - different approaches in transboundary water management: International Workshop, Koblenz, Germany, 10 - 11 March 2005", series="IHP-HWRP-Berichte 3", year="2005", publisher="IHP/HWRP-Sekretariat, Bundesanstalt f{\"u}r Gew{\"a}sserkunde", address="Koblenz", note="[Hrsg.: Deutsches Nationalkomitee f{\"u}r das International Hydrological Programme der Unesco und das Hydrology and Water Resources Programme der WMO]", language="English" }