Chernobrovov, N.  <br/><br/>
Protective relaying / 
N. Chernobrovov ; translated by V. Sverdlov and G. Markov. 
 - 4th ed. 
 - Moscow :   Mir publishers,  c1974. 
 - 775 pages :  illustrations ;  21 cm. 
<br/><br/> Includes index. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Protective relays.
<br/><br/><label>Dewey Class. No.: </label>621.317 CHE