00852nam0-22003011i-450-99000050471040332120110215140049.0000050471FED01000050471(Aleph)000050471FED0100005047120020821d1952----km-y0itay50------baenga-------001yyAdvanced antenna theorySergei A. ShelkunoffNew YorkWiley & SonsLondonChapman & Hall1952216 p.ill.23 cmApplied mathematics seriesAntenne621.382'4Schelkunoff,Sergei Alexander27096ITUNINARICAUNIMARCBK99000050471040332110 E III 143096DINELDINELAdvanced antenna theory330092UNINA