Gelfand, I. M.  <br/><br/>
Calculus of variations 
I. M. Gelfand 
 - New York  Dover Publications, Inc.  1991 
 - vii, 232p.  
<br/><br/> Translated and edited by Richard A. Silverman  
<br/><br/><label>ISBN: </label>9780486414485 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Calculus of variations<br/>Mathematics
<br/><br/><label>Dewey Class. No.: </label>515.64 G2815c