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

 - New York  Academic press          1968 
 - ix, 216 p.  Includes bibliographical reference and index 
 - Mathematics in science and engineering;45 .
<br/><br/> Appendix :194-203p. 
<br/><br/><label>Source: </label> Reference  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Variational methods <br/>Optimization theory<br/>Mathematics