TY  - BOOK
AU  - Hamming, R.W..
TI  - digital filters / 
SN  - 0-13-212506-4
U1  - D6,8 
PY  - 1983///
CY  - New Jersey 07632 : 
PB  - Prentice Hall, Inc. , 
KW  - Engineering <Digital filters>
ER  -