Loew, E. A.  <br/><br/>
Direct and alternating currents :   theory and machinery 

 - 4th ed 
 - New York :   McGraw-Hill,   1954. 
 - p. 637 
<br/><br/><label>Subjects--Topical Terms: </label><br/>CORRIENTES DIRECTAS<br/>CORRIENTES ALTERNAS<br/>ELECTROMAGNETISMO
<br/><br/><label>Universal Decimal Class. No.: </label>621.313.2/.3