@book{
  international1979iaea,
  title={Environmental Isotope Data No. 6: World Survey of Isotope Concentration in Precipitation (1972-1975)},
  series={Technical Reports Series},
  number={192},
  year={1979},
  isbn={92-0-145179-2},
  url={https://www.iaea.org/publications/1293/environmental-isotope-data-no-6-world-survey-of-isotope-concentration-in-precipitation-1972-1975},
  publisher={INTERNATIONAL ATOMIC ENERGY AGENCY},
  address={Vienna}
}