Relativistic quantum theory 
Berestet︠s︡kiĭ, V. B. 
 - Oxford, | New York,  Pergamon Press  1971 
 - 2 v. (xv, 616 p.)  illus.  26 cm. 
<br/><br/> Pt. 2 by E. M. Lifshitz and L. P. Pitaevskiĭ. | Translation of Reli︠a︡tivistskai︠a︡ kvantovai︠a︡ teorii︠a︡. | Includes bibliographical references. 
<br/><br/><label>ISBN: </label>80171753