000 00647nam a2200241Ia 4500
003 OSt
005 20220918200632.0
006 a|||||r|||| 00| 0
007 ta
008 220917b |||||||| |||| 00| 0 eng d
024 _a89,674
037 _cTextual
040 _aARTS
_cARTS
_beng
041 _2eng
_aeng
082 _aU296:C, K54
100 _aKelso John M
_994993
245 0 _aRadio ray propagation in the ionosphere
260 _c1964
490 _aMcGraw-Hill electronic sciences series ed by Ronald Bracewell
650 _aGEOGRAPHY
942 _hU296:C, K54
_cTEXL
_2CC
999 _c213343
_d213343