TY  - BOOK
AU  - Grossinho, Maria do rosario
TI  - INTRODUCTION TO MINIMAX THEOREMS AND THEIR APPLICATIONS TO DIFFERENTIAL EQUATIONS
SN  - 0792368320
U1  - 515.35 
PY  - 2001///
CY  - Dordrecht
PB  - Kluwer Academic Publishers
KW  - Differential Equations -- Numerical Solutions
KW  - Critical Point Theory
ER  -