TY  - GEN
AU  - Johnson,Johnny R.
TI  - Introduction to digital signal processing
SN  - 8120307607
U1  - 621.3819582 
PY  - 1989///
CY  - New Delhi
PB  - Prentice-Hall of India
KW  - Signals and systems
KW  -  Discrete-time systems
KW  - Digital systems
ER  -