%0 Journal Article %A Jovan D. Kečkić %T Notes On Partial Differential Equations III: Two Dirchlet Type Problems For Poisson's Equation %J Publications de l'Institut Mathématique %D 1975 %P 99 %V _N_S_18 %N 32 %I mathdoc %U http://geodesic.mathdoc.fr/item/PIM_1975_N_S_18_32_a9/ %F PIM_1975_N_S_18_32_a9