@book{
      international1966iaea,
      title={Radioisotope Instruments in Industry and Geophysics (Warsaw, 18-22 Oct. 1965)},
      author={ },
      series={entity},
      number={ },
      year={1966},
      isbn={92-0-060066-2 },
      url={/publications/2065/radioisotope-instruments-in-industry-and-geophysics-warsaw-18-22-oct-1965 },
      publisher={INTERNATIONAL ATOMIC ENERGY AGENCY },
      address={Vienna}
    }