TY  - BOOK
AU  - Gossez, J.P., ed., [et al]
TI  - Non-linear operators and the calculus of variations
T2  - Lecture Notes in Mathematics
SN  - 3540078673
U1  - 515.73 
PY  - 1976///
CY  - Berlin
PB  - Springer Verlag
ER  -