00331nam a2200133Ia 4500008004100000020001500041041001200056082001600068100001800084245004600102260002500148300000800173650001600181221030s9999    xx            000 0 und d  a8120307607  aEnglish  a105.23bJoh  aJ. R. Johnson 0aIntroduction to Digital Signal Processing  bPHIaNew Delhic1999  a407  aBE Computer