000 00345nam a2200145Ia 4500
008 241225s9999 xx 000 0 und d
020 _a0
082 _a621.3815287
_bBER
100 _aBerde,M S.
245 0 _aThyristor engineering
260 _aDelhi :
_bKhanna Publisher,
_c2007
300 _a732.
365 _a95
650 _aApplied physics
999 _c22413
_d22413