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020			_a81-219-2238-0
082			_a621.317 _bGUP-P
100			_aGupta.J.B
245		0	_aPower Systems
260			_bS.Chand _aIndia _c2012
300			_a664
546			_aEng.
650			_aEngineering _vPower Systems
942			_cBK
999			_c8581 _d8581