@book{
      international1997iaea,
      title={Safeguards Techniques and Equipment},
      author={ },
      series={entity},
      number={1 },
      year={1997},
      isbn={92-0-103097-5 },
      url={/publications/5263/safeguards-techniques-and-equipment },
      publisher={INTERNATIONAL ATOMIC ENERGY AGENCY },
      address={Vienna}
    }