TY  - BOOK
AU  -  Hsu,Hweo P .
TI  - Theory and problems of signals and systems / 
U1  - 621.3822 
PY  - 2004///
CY  - New Delhi : 
PB  - Tata Mc Graw Hill Publishing Company , 
KW  - Digital signal processing
KW  - Signals and systems
ER  -