000 00468 a2200157 4500
082 _a621.38411
_bC76
245 1 _aM. F., L. F. AND V. L. F. RADIO PROPAGATION
260 _aLondon
_bThe Institution Of Electrical Engg.
_c1967
300 _a345
440 _aI. E. E. Conference Publication
_vNo. 36
650 _aRadio Waves
650 _aIonospheric Radio Wave Propagation
650 _aIonospheric Radio Wave Absorption
964 _gCIRC
997 _aA19925 s C
999 _c459650
_d459650