@book{
      international1987iaea,
      title={Isotope Techniques in Water Resources Development (Vienna, 30 March - 3 April 1987)},
      author={ },
      series={entity},
      number={ },
      year={1987},
      isbn={92-0-040087-6 },
      url={/publications/3616/isotope-techniques-in-water-resources-development-vienna-30-march-3-april-1987 },
      publisher={INTERNATIONAL ATOMIC ENERGY AGENCY },
      address={Vienna}
    }