@book{ international1975iaea, title={Environmental Isotope Data No. 5: World Survey of Isotope Concentration in Precipitation (1970鈥?971)}, series={Technical Reports Series}, number={165}, year={1975}, isbn={92-0-145075-3}, url={http://www.dgdingfa.net/publications/1266/environmental-isotope-data-no-5-world-survey-of-isotope-concentration-in-precipitation-1970-1971}, publisher={INTERNATIONAL ATOMIC ENERGY AGENCY}, address={Vienna} }
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