000 00233nam a2200085Ia 4500
008 180131b1989 xxu||||| |||| 00| 0 eng d
080 _a
_b621.382 DUB.89
100 _aDubey, Gopal K
245 _aPower Semiconductor Controlled Drives
260 _a
_bPrentice-hall
_c1989
999 _c57649
_d57649