TY  - BOOK
AU  - Brezis, Haim.,ed et al
TI  - Morse theory, Minimax theory and their application to non-linear differential equations
T2  - New studies in advanced Mathematics
SN  - 1571461094
U1  - 621.38220151535 
PY  - 2003///
CY  - Somerville
PB  - International Press
ER  -