000 00437nam a2200145Ia 4500
005 20240911060703.0
008 190530s9999 xx 000 0 und d
020 _a0471032360
020 _a0471032379
082 _a621.38152
_bSHE
100 _aSheahan, Desmond F.
245 0 _aModern Crystal and Mechanical Filters /
_cDesmond F. Sheahan , Robert A. Johnson
260 _aNew york :
_bIEEE Press,
_c1497
650 _aElectronic Engineering
999 _c2662
_d2662