@book{
  international2018iaea,
  title={Soils Newsletter Vol.41 No.1, July 2018},
  series={Soils Newsletter},
  number={41/1},
  year={2018},
  url={https://www.iaea.org/publications/13398/soils-newsletter-vol41-no1-july-2018},
  publisher={INTERNATIONAL ATOMIC ENERGY AGENCY},
  address={Vienna}
}