Morse, Marston <br/><br/>
Variational analysis : critical extremals and Sturmian extensions 
Marston Morse 
 - Dover ed 
 - Mineola, NY  Dover Publications  2007 
 - xi, 260 p. ; 22 cm 
<br/><br/> Originally published: New York : John Wiley, 1973. Includes bibliographical references (p. 255-258) and index 
<br/><br/><label>ISBN: </label>9780486457871 
<br/><br/><label>ISSN: </label>2006102936 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Calculus of variations<br/>Maxima and minima
<br/><br/><label>Dewey Class. No.: </label>515.64 MOR