Weinstock R <br/><br/>
Calculus of variations with application to physics and engineering 

 -  1952 
 - p.  cm. 
<br/><br/><label>Standard No.: </label>29479 
<br/><br/><label>Source: </label> Textual 
<br/><br/><label>Dewey Class. No.: </label>B42, J21