TY - JOUR AU - Karakostas, G.L. AU - Tsamatos, P.Ch. TI - Positive solutions to a boundary-value problem for second order ordinary differential equations JO - Electronic Journal of Differential Equations PY - 2000 VL - 2000 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/EJDE_2000__2000__a97/ LA - en ID - EJDE_2000__2000__a97 ER -