@book{ international1983iaea, title={Environmental Isotope Data No. 7: World Survey of Isotope Concentration in Precipitation (1976-1979)}, series={Technical Reports Series}, number={226}, year={1983}, isbn={92-0-145183-0}, url={http://www.dgdingfa.net/publications/1327/environmental-isotope-data-no-7-world-survey-of-isotope-concentration-in-precipitation-1976-1979}, publisher={INTERNATIONAL ATOMIC ENERGY AGENCY}, address={Vienna} }