Bogolyubov,N.N. <br/><br/>
Equations with variational derivatives in problems of statistical physics and of quantum field theory   
by N.N.Bogolyubov, tr. by David Franklin 
 - Tennessee  United States Atomic Energy Commission  1955 
 - 12p. 
 - Translation series .
<br/><br/><label>Dewey Class. No.: </label>530.14  / N55