@book{
      international1968iaea,
      title={Isotope Techniques in Hydrology, Vol. 1 (1957-1965)},
      author={ },
      series={entity},
      number={32 },
      year={1968},
      isbn={92-0-044268-4 },
      url={/publications/1548/isotope-techniques-in-hydrology-vol-1-1957-1965 },
      publisher={INTERNATIONAL ATOMIC ENERGY AGENCY },
      address={Vienna}
    }