@book{
      international1988iaea,
      title={Isotope Aided Studies on Livestock Productivity in Mediterranean and North African Countries},
      author={ },
      series={entity},
      number={ },
      year={1988},
      isbn={92-0-111088-X },
      url={/publications/3643/isotope-aided-studies-on-livestock-productivity-in-mediterranean-and-north-african-countries },
      publisher={INTERNATIONAL ATOMIC ENERGY AGENCY },
      address={Vienna}
    }