@book{
      international1995iaea,
      title={Methods to Identify and Locate Spent Radiation Sources},
      author={ },
      series={entity},
      number={804 },
      year={1995},
      isbn={ },
      url={/publications/5449/methods-to-identify-and-locate-spent-radiation-sources },
      publisher={INTERNATIONAL ATOMIC ENERGY AGENCY },
      address={Vienna}
    }