@book{
      international1963iaea,
      title={Nuclear Electronic Instruments in Tropical Countries},
      author={ },
      series={entity},
      number={13 },
      year={1963},
      isbn={92-0-135063-5 },
      url={/publications/1108/nuclear-electronic-instruments-in-tropical-countries },
      publisher={INTERNATIONAL ATOMIC ENERGY AGENCY },
      address={Vienna}
    }