@book{
      international1991iaea,
      title={Stable Isotopes in Plant Nutrition, Soil Fertility and Environmental Studies},
      author={ },
      series={entity},
      number={ },
      year={1991},
      isbn={92-0-010391-X },
      url={/publications/3716/stable-isotopes-in-plant-nutrition-soil-fertility-and-environmental-studies },
      publisher={INTERNATIONAL ATOMIC ENERGY AGENCY },
      address={Vienna}
    }