@book{
      international2021iaea,
      title={Worldwide Proficiency Test on the Determination of Trace Elements and Uranium Isotopes in Drinking Water},
      author={ },
      series={entity},
      number={64 },
      year={2021},
      isbn={ },
      url={/publications/14863/worldwide-proficiency-test-on-the-determination-of-trace-elements-and-uranium-isotopes-in-drinking-water },
      publisher={INTERNATIONAL ATOMIC ENERGY AGENCY },
      address={Vienna}
    }