TY  - BOOK
AU  - Schaumann,Rolf
AU  - Ghausi,M.S.
AU  - Laker,Kenneth R.
TI  - Design of analog filters: passive, active RC, and switched capacitor 
T2  - Prentice-Hall Series in Electrical and Computer Engineering
SN  - 0-13-200288-4
PY  - 1990///
CY  - Englewood Cliffs, New Jersey
PB  - Prentice-Hall
KW  - Filtros eléctricos
KW  - Circuitos de conmutación
ER  -