000 00484nam a22001577a 4500
005 20220518142825.0
008 100520t xxu||||| |||| 00| 0 eng d
020 _a0521369522
082 _a621.384 11
_bBUD
100 _aBudden,K G
245 _aThe propagation of radio waves
_bthe theory of radiowaves of low power in the ionosphere and magnetosphere
260 _aCambridge
_bCambridge University Press
_c1988
300 _axvi,669p.
653 _aradiowave propagation
942 _cBK
999 _c222175
_d222175