%0 Journal Article %A J.H. BRAMBLE %A B.E. HUBBARD %T On the Formulation of finite Difference analogues of the Dirichlet Problem for Poisson's Equation. %J Numerische Mathematik %D 1962 %P 313-329 %V 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/NUMA_1962__4_131540/ %F NUMA_1962__4_131540