000 00234nam a2200097Ia 4500
008 230401s9999 xx 000 0 eng d
100 _aAMBEKAR(A.G)
245 0 _aMECHANICAL VIBRATIONS & NOISE ENGG.
260 _bPHI
942 _2ddc
_cMTECH
999 _c2923
_d2923