Gelfand,I.M <br/><br/>
Calculus of Variations 

 - 1st Ed. 
 - New York  Dover Publications,Inc  1993 
 - 232p. 
<br/><br/><label>ISBN: </label>978-0-486-32258-2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>515.64  / GE-C