TY  - GEN
AU  - Humpherys, De Verl S.
TI  - The analysis, design, and synthesis of electrical filters
U1  - 621.3 
PY  - 1970///
CY  - Cliffs
PB  - Prentice-Hall
KW  - Electrical Filters
KW  - Applied physics
KW  - Electrical Engineering
ER  -