Madhava Rao, T.S. <br/><br/>
Digital/numerical relays / 
T. S. Madhava Rao 
 - India  Tata McGraw-Hill  2005 
 - 227 p. 
<br/><br/><label>ISBN: </label>9780070588554 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Electric relays
<br/><br/><label>Dewey Class. No.: </label>621.3178 MAD-T