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| Author | ITU |
|---|---|
| Editor | ITU |
| Document type | Standard |
| Format | File |
| ICS | 33.040.20 : Transmission systems
|
| Replace | ITU-T K.31 (1993-03) |
| Year | 2008 |
| Document history | ITU-T K.73 (2008-04) |
| Country | International |
| Keyword | CCITT K.73;ITU-T 73;73;ITU-T K.73 |