TY - BOOK AU - Brezis,H.,et al (eds) ED - Li, S ED - Liu, J-Q ED - Rabinowitz, P.H TI - Morse theory, minimax theory & their applications to nonlinear differential equations T2 - New studies in advanced mathematics SN - 1-57146-109-4 U1 - 6.01+6.08+6.03+23 PY - 2003/// CY - USA PB - International Press ER -