00395nam a2200145Ia 4500008004100000020001400041041000800055082001800063100004200081245003700123250000600160260005200166300001100218650002000229210716s1992    xx            000 0 und d  a876927207  aeng  a621.3822 OPPA  aOppenheim, Alan V; Schafer, Ronald W.  aDiscrete time signal processing.  a1  aNew DelhibPrentice Hall of India PVt Ltdc1992  axv,879  aDigital Systems