TY  - BOOK
AU  - Buttazzo Giuseppe
AU  - Giaquinta Mariano
TI  - One dimensional variational problems: an introduction
SN  - 0-19-850465-9
U1  - 515.64 
PY  - 1998///
CY  - Oxford
PB  - Clarendon Press
KW  - Calculus of variations
ER  -