TY  - BOOK
AU  - Cunningham,Edward P
TI  - Digital filtering : : an introduction 
SN  - 0471124753
U1  - 621.3822 23
PY  - 1995///
CY  - New York
PB  - John Wiley and Sons
KW  - Digital filters (Mathematics)
N1  - Includes Index
ER  -