@book{
      international1971iaea,
      title={IAEA Research Contracts},
      author={ },
      series={entity},
      number={125 },
      year={1971},
      isbn={92-0-175071-4 },
      url={/publications/1226/iaea-research-contracts },
      publisher={INTERNATIONAL ATOMIC ENERGY AGENCY },
      address={Vienna}
    }