@book{
      international1983iaea,
      title={Guidebook on Nuclear Techniques in Hydrology},
      author={ },
      series={entity},
      number={91 },
      year={1983},
      isbn={92-0-145083-4 },
      url={/publications/1190/guidebook-on-nuclear-techniques-in-hydrology },
      publisher={INTERNATIONAL ATOMIC ENERGY AGENCY },
      address={Vienna}
    }