00301nam a2200133Ia 4500003000400000008004100004082001800045100002000063245003000083250001200113260002500125300000900150650000800159OSt191201s2011    xx            000 0 und d  a621.3822bPRD  aPROAKIS, John G 0aDigital Signal Processing  aIMP 9th  c2011bPHIaNew Delhi  a1136  aECE