23 resultados para information technology research
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Mode of access: Internet.
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"Issued December 1984."
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"December 18, 1998."
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Shipping list no.: 2000-0240-P.
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"No. 137."
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On cover: Distributed by: Clearinghouse for Federal Scientific and Technical Information, U.S. Dept. of Commerce.
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"July 30, 1992."