@book{
      international1970iaea,
      title={Conference Proceedings in the IAEA Library (Received up to May 1969)},
      author={ },
      series={entity},
      number={121 },
      year={1970},
      isbn={ },
      url={/publications/363/conference-proceedings-in-the-iaea-library-received-up-to-may-1969 },
      publisher={INTERNATIONAL ATOMIC ENERGY AGENCY },
      address={Vienna}
    }