TY  - BOOK
AU  - Caratheodory, C
AU  - Dean, Robert B
TI  - Calculus of variations and partial differential equations of the first order
SN  - 9780821819999
U1  - 515.64 20
PY  - 1989///
CY  - New York
PB  - AMS Chelsea
KW  - Mathematics
KW  - Calculus of variations
ER  -