TY  - BOOK
AU  - Johnson, Robert A.
TI  - Mechanical filters in electronics
SN  - 0471089192
U1  - 621.38 
PY  - 1983///
CY  - New York
PB  - John Wiley & Sons
KW  - Johnson, Robert A.
KW  - mechanical filters
KW  - resonators and coupling elements
KW  - manufacturing
ER  -