%0 Journal Article %A D. R. %A Haiyan Wang %T Multiplicity of positive solutions for a nonlinear differential equation with nonlinear boundary conditions %J Annales Polonici Mathematici %D 1998 %P 155-165 %V 69 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/ap-69-2-155-165/ %R 10.4064/ap-69-2-155-165 %G en %F 10_4064_ap_69_2_155_165