| 000 | 00396 a2200133 4500 | ||
|---|---|---|---|
| 020 | _a9261000711 | ||
| 040 | _cIITK | ||
| 041 | _aeng | ||
| 082 |
_a621.384 _bIn8 1974 v.6 |
||
| 245 | 1 |
_aXIIIth Plenary assembly, Geneva, 1974, v.1 _bionospheric propagation (Study group 6) _cInternational Radio Consultative Committee, C.C.I.R. |
|
| 260 |
_aGeneva _bI. T. U. _c1975 |
||
| 300 | _a274p | ||
| 942 | _cBK | ||
| 999 |
_c469766 _d469766 |
||