@book{
      international1983iaea,
      title={Nuclear Techniques for Assessing and Improving Ruminant Feeds (Vienna, 30 Nov. - 4 Dec. 1981)},
      author={ },
      series={entity},
      number={ },
      year={1983},
      isbn={92-0-111183-5 },
      url={/publications/3479/nuclear-techniques-for-assessing-and-improving-ruminant-feeds-vienna-30-nov-4-dec-1981 },
      publisher={INTERNATIONAL ATOMIC ENERGY AGENCY },
      address={Vienna}
    }