TY  - BOOK
AU  - Schaumann, Rolf
AU  - Valkenburg, Mac E. Van
TI  - Design of analog filters
SN  - 9780195680874
U1  - 621.381 SCH 
PY  - 2001///
CY  - Noida
PB  - Oxford University Press
KW  - Analog Filters
KW  - Electric Filters
ER  -