%0 Journal Article %A G. Schmidt %A H. Strese %T The Convergence of a Direct BEM for the Plane Mixed Boundary Value Problem of the Laplacian. %J Numerische Mathematik %D 1989 %P 145-166 %V 54 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/NUMA_1989__54_3_133310/ %F NUMA_1989__54_3_133310