@book{
      international1995iaea,
      title={Survey of Reference Materials, Volume 1:
Biological and Environmental Reference Materials for Trace Elements, Nuclides and  Microcontaminants},
      author={ },
      series={entity},
      number={854 },
      year={1995},
      isbn={ },
      url={/publications/5501/survey-of-reference-materials-volume-1-biological-and-environmental-reference-materials-for-trace-elements-nuclides-and-microcontaminants },
      publisher={INTERNATIONAL ATOMIC ENERGY AGENCY },
      address={Vienna}
    }