@book{
      international1971iaea,
      title={Nuclear Well Logging in Hydrology},
      author={ },
      series={entity},
      number={126 },
      year={1971},
      isbn={92-0-145071-0 },
      url={/publications/1227/nuclear-well-logging-in-hydrology },
      publisher={INTERNATIONAL ATOMIC ENERGY AGENCY },
      address={Vienna}
    }