00261nam a2200109Ia 4500100001700000654001000017245004500027260004200072082001700114300000800131546001200139  aGupta/ B.R.   apower  aPower system Analysis  & design  2nd  ed  bWheeler publishingaNew   delhic1993  a621.317bPAN  a564  aENGLISH