%0 Journal Article %A N. Adžić %A Z. Ovcin %T Nonlinear SPP with nonlocal boundary conditions and spectral approxirnation %J Novi Sad Journal of Mathematics %D 2001 %P 85-91 %V 31 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/NSJOM_2001_31_1a_10/ %F NSJOM_2001_31_1a_10