%O Book %T Worldwide Proficiency Test on the Determination of Trace Elements and Uranium Isotopes in Drinking Water %A %U http://www.dgdingfa.net/publications/14863/worldwide-proficiency-test-on-the-determination-of-trace-elements-and-uranium-isotopes-in-drinking-water %D 2021 %I INTERNATIONAL ATOMIC ENERGY AGENCY %C Vienna