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| #32 | C4ISR. -- Springfield : Army Times, 2004-. --  ISSN 1941-1286 | 
| #33 | Defence. -- UNITED KINGDOM : Eton, Berks.: Whitton Press Limited, 1970-. --  ISSN 0142-6184 | 
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| #36 | Defense & aerospace business. -- Atlanta : NewsRX, 2008-. --  ISSN 1945-645X print. --  ISSN 1945-6468 online | 
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