@book{
      international1998iaea,
      title={Safety of Radiation Sources and Security of Radioactive Materials
Contributed papers},
      author={ },
      series={entity},
      number={1045 },
      year={1998},
      isbn={ },
      url={/publications/5342/safety-of-radiation-sources-and-security-of-radioactive-materials-contributed-papers },
      publisher={INTERNATIONAL ATOMIC ENERGY AGENCY },
      address={Vienna}
    }