| 000 | 00492nam a22001697a 4500 | ||
|---|---|---|---|
| 008 | 230616b |||||||| |||| 00| 0 eng d | ||
| 020 | _a0-442-00145-2 | ||
| 040 |
_aNational Science Library _cNational Science Library |
||
| 080 |
_a621.396.24 _bN2 |
||
| 100 | 1 |
_aGoodman, John M _911813 |
|
| 245 |
_aHF communication: _bScience & technology |
||
| 260 |
_aNew York: _bVan Nostrand Reinhold, _c1992 |
||
| 300 | _axix, 631p. | ||
| 650 | _aScience | ||
| 653 | _aIonosphere | ||
| 942 |
_2udc _cBK |
||
| 999 |
_c44024 _d44024 |
||