Petrov Iu P <br/><br/>
Variational methods in optimum control theory 

 - London  Academic press           1968 
 - ix,216p.  cm. 
 - Mathematics in Sciecne and Engineering Series of Monographs and Text Books, ed by Richard Bellman, 45 .
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Optimization
<br/><br/><label>Dewey Class. No.: </label>B7:3, K8