@book{
  international1991iaea,
  title={Isotope and Related Techniques in Animal Production and Health},
  series={Proceedings Series},
  year={1991},
  isbn={92-0-010491-6},
  url={https://www.iaea.org/publications/3747/isotope-and-related-techniques-in-animal-production-and-health},
  publisher={INTERNATIONAL ATOMIC ENERGY AGENCY},
  address={Vienna}
}