TY  - BOOK
AU  - Johnson,Johnny R
TI  - Introduction to digital signal processing
SN  - 0134815815
U1  - 621.382 2D 
PY  - 1989///
CY  - U.S.A
PB  - Prentice - Hall 
KW  - digital signal processing
KW  - signal processing - digital techniques
ER  -