TY  - BOOK
AU  - Oppenheim Alan V
AU  - Schafer Ronald W
TI  - Discrete-time signal processing
SN  - 0-13-216292-X
U1  - 621.3822 
PY  - 1989///
CY  - New Jersey
PB  - Prentice Hall
KW  - Discrete-time systems
KW  - Signal processing-mathematics
ER  -