%0 Journal Article %A W.L. Wendland %A C. Schwab %T On numerical cubatures of singular surface integrals in boundary element methods. %J Numerische Mathematik %D 1992 %P 343-370 %V 62 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/NUMA_1992__62_1_133655/ %F NUMA_1992__62_1_133655