Mariano Giaquinta <br/><br/>
Calculus of variations : vol 1 : The Lagrangian formalism 

 -  Springer-Verlag,  Berlin.   2004 
 - xxix, 474p. 
 - Grundlehren der mathematischen Wissenschaften, volume 310 .
<br/><br/> 615/09-10/31-07-09 
<br/><br/><label>ISBN: </label>9783540506256 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Calculus of variations
<br/><br/><label>Dewey Class. No.: </label>515.64 GIA(CAL) V.1