One-dimensional variational problems : 
Buttazzo, Giuseppe. 
 - Oxford : | New York :  Clarendon Press ; | Oxford University Press,  1998 
 - viii, 262 p. :  ill. ;  24 cm. 
 - Oxford lecture series in mathematics and its applications ; | Oxford science publications  15 .
<br/><br/><label>ISBN: </label>198504659