@book{
      international2003iaea,
      title={Extent of Environmental Contamination by Naturally Occurring Radioactive Material (NORM) and Technological Options for Mitigation},
      author={ },
      series={entity},
      number={419 },
      year={2003},
      isbn={92-0-112503-8 },
      url={/publications/6789/extent-of-environmental-contamination-by-naturally-occurring-radioactive-material-norm-and-technological-options-for-mitigation },
      publisher={INTERNATIONAL ATOMIC ENERGY AGENCY },
      address={Vienna}
    }