Kothari, D.P and Dhillon, J.S <br/><br/>
Power system optimization 

 - 2nd ed.. 
 -  PHI Learnig  2011 
<br/><br/><label>ISBN: </label>9788120340855 
<br/><br/><label>Dewey Class. No.: </label>621.31  / T11 KOT. D