Uhlmann, Erich. <br/><br/>
Power transmission by direct current 

 - Berlin :   Sprnger-Verlag,   1975. 
 - 389 p. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>TRANSMISION DE ENERGIA<br/>CORRIENTE CONTINUA
<br/><br/><label>Universal Decimal Class. No.: </label>621.316