000 00253nam a2200085Ia 4500
008 150310s9999 xx 000 0 und d
100 _a"DUBEY SK, DONADLA SR, JOSHI A & SINHA RMK"
245 _aTHYRISTORISED POWER CONTROLLERS
260 _c1993
_bWILEY EASTERN
999 _c21030
_d21030