00301nam a2200109Ia 4500008004100000041000800041082002700049100002300076245004800099260003600147300000800183211209s1990    xx            000 0 und d  aeng  a629.83 SEB N90 PHI/NAG  aPHILIPS, CHARLES L  aDIGITAL CONTROL SYSTEM ANALYSIS AND DESIGN   aNEW JERSEYbPRENTICE HALLc1990  a631