@book{
  international1977iaea,
  title={Stable Isotopes in the Life Sciences},
  series={Panel Proceedings Series},
  year={1977},
  isbn={92-0-011077-0},
  url={https://www.iaea.org/publications/3239/stable-isotopes-in-the-life-sciences},
  publisher={INTERNATIONAL ATOMIC ENERGY AGENCY},
  address={Vienna}
}