%0 Journal Article %A Wasfi A. Hijab %A Andrawus Khuri %T Concentrated force in quarter-space with a free or fixed half-plane and mixed boundary conditions on the other one. %J Journal für die reine und angewandte Mathematik %D 1971 %P 189-201 %V 246 %I mathdoc %U http://geodesic.mathdoc.fr/item/JRAM_1971__246_151086/ %F JRAM_1971__246_151086