000 | 00490nam a22001337a 4500 | ||
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999 |
_c3295 _d3295 |
||
003 | OSt | ||
005 | 20200207151707.0 | ||
008 | 200207b ||||| |||| 00| 0 eng d | ||
040 | _cNational Acoustics Laboratories | ||
110 | _aInternational Telecommunication Union | ||
245 | _aP. 82. ITU-T. Telephone transmission quality subjective opinion tests. Method for evaluation of service from the standpoint of speech transmission quality. | ||
260 |
_aGeneva _bITU _c1993 |
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942 |
_2udc _cJOURNALS |