NAGARATH & KOTHARI, . (1997). ELECTRIC MACHINES II EDITION. : T.M.H. NEW DELHI.
NAGARATH & KOTHARI, . 1997. ELECTRIC MACHINES II EDITION. : T.M.H. NEW DELHI.
NAGARATH & KOTHARI, . ELECTRIC MACHINES II EDITION. : T.M.H. NEW DELHI. 1997.