%O Book %T Environmental Isotope Data No. 9: World Survey of Isotope Concentration in Precipitation (1984–1987) %A %U https://www.iaea.org/publications/1415/environmental-isotope-data-no-9-world-survey-of-isotope-concentration-in-precipitation-1984-1987 %D 1990 %I INTERNATIONAL ATOMIC ENERGY AGENCY %C Vienna