00794nam0-22003011i-450-99000050548040332120080201100417.0000050548FED01000050548(Aleph)000050548FED0100005054820020821d1965----km-y0itay50------baenga-------001yyWaveguide handbookN. MarcuvitzNew YorkDover publications1965428 p.ill.22 cmGuide d'ondaMicroonde621.381'331Marcuvitz,Nathan27160ITUNINARICAUNIMARCBK99000050548040332110 E III 886395DINELDINELWaveguide handbook192310UNINA