TY  - BOOK
AU  - Graef,John R.
AU  - Kong,Lingju
TI  - Multiple solutions of boundary value problems 
SN  - 9789814696548 
U1  - 517.954 
PY  - 2016///
CY  - New jersey
PB  - World scientific
KW  - MATHEMATICS
KW  - VARIATIONAL METHOD
KW  - DIFFERENTIAL EQUATIONS
ER  -