Chinese Classification
Professional Classification
ICS Classification
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Value-added Services
|
International Standard Category: Information sciences |
Category No.: | 01.140.20 | Valid Status: | superseded |
Issued Organization: | CSBTS | Issued Date: | 1992-03-10 |
Implemented Date: | 1992-1-2 | Abolished Date: | |
Superseded Standard.: | GB/T 13417-2009 Contents list of periodicals |
Superseded Date: | 2010-2-1 |
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