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| Author | ITU |
|---|---|
| Editor | ITU |
| Document type | Standard |
| Format | File |
| ICS | 13.020.20 : Environmental economics
35.020 : Information technology (IT) in general |
| Year | 2016 |
| Document history | |
| Country | International |
| Keyword | CCITT L.1601;CCITT L.1601/Y.4901;ITU-T L.1601;ITU-T 1601;1601;ITU-T L.1601/Y.4901 |