@book{
      international1969iaea,
      title={IAEA Research Contracts - Ninth Annual Report (1969)},
      author={ },
      series={entity},
      number={97 },
      year={1969},
      isbn={92-0-175069-2 },
      url={/publications/1196/iaea-research-contracts-ninth-annual-report-1969 },
      publisher={INTERNATIONAL ATOMIC ENERGY AGENCY },
      address={Vienna}
    }