TY  - BOOK
AU  - Caratheodory,Constantin
TI  - Calculus of variations and partial differential equations of the first order
T2  - Holden-Day series in mathematical physics
PY  - 1982///]
CY  - New York
PB  - Chelsea
KW  - Differential equations, Partial
KW  - Cálculo de variaciones
KW  - Ecuaciones en derivadas parciales
ER  -