000 00238nam a22000857a 4500
245 _aIEEE TRANSACTION ON ULTRASONICS FERROELECTRICS AND FREQENCY CONTROL
260 _aNEW YORK
_bIEEE
_c2005
650 _aULTRASONICS FERROELECTRICS
942 _cBV
999 _c47379
_d47379