%0 Journal Article %A Jifeng Chu %A Daqing Jiang %A Donal O'Regan %A R. P. Agarwal %T Multiplicity of positive solutions to second order differential equations with Neumann boundary conditions %J Applicationes Mathematicae %D 2005 %P 293-303 %V 32 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/am32-3-4/ %R 10.4064/am32-3-4 %G en %F 10_4064_am32_3_4