Jost, Jurgen <br/><br/>
Calculus of variations 
Jurgen Jost, Xianoqing Li- Jost 
 - Cambridge  Cambridge University Press  1998 
 - XIV, 323 p  24 cm 
 - Cambridge studies in advanced mathematics  64 .
<br/><br/> Contine bibliogr. si index 
<br/><br/><label>ISBN: </label>0521057124