00378nam a22001217a 4500020001800000082001900018100004400037245003000081260002200111942000700133952010100140999001500241  a9788131703816  a621.3822 OPP/D  aAlan V. Oppenheim and Ronald W. Schafer  aDigital Signal Processing  bPearson Education  cDB  00104070aIIITKLbIIITKLcDBd2026-08-04l0o621.3822 OPP/DpDB239r2026-08-04w2026-08-04yDB  c2961d2961