@book{
      international2002iaea,
      title={X ray Fluorescence in the IAEA and its Member States Newsletter No. 4,  September 2002},
      author={ },
      series={entity},
      number={04 },
      year={2002},
      isbn={ },
      url={/publications/6705/x-ray-fluorescence-in-the-iaea-and-its-member-states-newsletter-no-4-september-2002 },
      publisher={INTERNATIONAL ATOMIC ENERGY AGENCY },
      address={Vienna}
    }