00777nam0-22002891i-450-99000052009040332120080118132731.00-89006-453-9000052009FED01000052009(Aleph)000052009FED0100005200920020821d1991----km-y0itay50------baenga-------001yySonar signal processingRichard O. NielsenBoston ; LondonArtech Housec1991368 p.ill.23 cmElaborazione del segnale621.382'2Nielsen,Richard O.ITUNINARICAUNIMARCBK99000052009040332110 E II 468DIE L/12DINELDINELUNINA