@book{
      international1999iaea,
      title={The Safe Management of Sources of Radiation: Principles and Strategies},
      author={ },
      series={entity},
      number={11 },
      year={1999},
      isbn={92-0-102199-2 },
      url={/publications/5816/the-safe-management-of-sources-of-radiation-principles-and-strategies },
      publisher={INTERNATIONAL ATOMIC ENERGY AGENCY },
      address={Vienna}
    }