TY  - BOOK
AU  - Williams,Charles S.
TI  - Designing digital filters
SN  - 013201856X
PY  - 1986///
CY  - Englewood Cliffs, N.J. : 
PB  - Prentice-Hall, 
KW  - Electric filters, Digital
KW  - Design and construction
N1  - Includes index; Bibliography: p. 341-344
ER  -