@book{
international1990iaea,
title={Studies on the Reproductive Efficiency of Cattle Using Radioimmunoassay Techniques},
series={Panel Proceedings Series},
year={1990},
isbn={92-0-111590-3},
url={http://www.dgdingfa.net/publications/3697/studies-on-the-reproductive-efficiency-of-cattle-using-radioimmunoassay-techniques},
publisher={INTERNATIONAL ATOMIC ENERGY AGENCY},
address={Vienna}
}