@book{
      international1981iaea,
      title={Statistical Treatment of Environmental Isotope Data in Precipitation},
      author={ },
      series={entity},
      number={206 },
      year={1981},
      isbn={92-0-145081-8 },
      url={/publications/1307/statistical-treatment-of-environmental-isotope-data-in-precipitation },
      publisher={INTERNATIONAL ATOMIC ENERGY AGENCY },
      address={Vienna}
    }