@book{
      international1980iaea,
      title={Elemental Analysis of Biological Materials},
      author={ },
      series={entity},
      number={197 },
      year={1980},
      isbn={92-0-115080-6 },
      url={/publications/1298/elemental-analysis-of-biological-materials },
      publisher={INTERNATIONAL ATOMIC ENERGY AGENCY },
      address={Vienna}
    }