TY  - JOUR
AU  - Liu,  Yuji
AU  - Ge,  Weigao
TI  - Positive solutions of boundary value problems for \(2m\)-order differential equations
JO  - Electronic journal of differential equations
PY  - 2003
VL  - 2003
UR  - http://geodesic.mathdoc.fr/item/EJDE_2003__2003__a69/
LA  - en
ID  - EJDE_2003__2003__a69
ER  -