00285nam a2200109Ia 4500008004100000041000800041082002100049100001700070245002100087260005900108300000800167211209s1977    xx            000 0 und d  aeng  a621.3822 N77 ATH  aATHANASIOS P  aSIGNAL ANALYSIS   aNEW YORKbMCGRAW-HILL INTERNATIONAL BOOK COMPANYc1977  a444