| 000 | 01075nam a2200241Ia 4500 | ||
|---|---|---|---|
| 999 |
_c2939 _d2939 |
||
| 003 | OSt | ||
| 005 | 20200528122122.0 | ||
| 008 | 160928s1963 -usao fr |||0 0 eng d | ||
| 024 | _261-17727 | ||
| 040 |
_apeliigp _bspa _cpeliigp |
||
| 041 | _aeng | ||
| 082 | 0 | 4 | _a621.371/A42 |
| 100 | 1 |
_aAl'pert, Ya. L. _4autor _92956 |
|
| 245 | 0 | _aRadio wave propagation and the ionosphere | |
| 260 |
_bConsultants Bureau, _aNew York: _c1960 |
||
| 300 |
_a386 páginas: _bilustraciones, fotografías; _c28 cm |
||
| 504 | _aBibliografía: páginas 387-394 | ||
| 505 | _a1. The structure of the ionosphere -- 2. Formation of the ionosphere -- 3. Regular variations in the electron density -- 4. Effective collision frequency and absorption of radio waves in the ionosphere -- 5. Irregular phenomena in the ionosphere -- 6. General laws of propagation of radio waves -- 7. Long waves -- 8. Medium wavelenghts -- 9. Short waves -- 10. Ultrashort waves -- 11. Microwaves | ||
| 650 | 1 | 4 |
_aIONOSFERA _9315 |
| 650 | 2 | 4 | _aPROPAGACIÓN ONDAS ELECTROMAGNETICAS |
| 910 | _aslz | ||
| 942 |
_cBK _2ddc |
||