Helmholtz-Zentrum für Umweltforschung – UFZ: Wasserresourcen und Umwelt |
EAWAG, Umweltisotope |
IAEA: Isotope Hydrology Section |
US Geological Survey (USGS) -groundwater dating |
European Water Association |
International Association of Hydrologists |
UNESCO/IAEA Series on Environmental Isotopes in the Hydrological Cycle: Principles and ApplicationsEdited by W.G. Mook |