%0 Journal Article %A G.R. Richter %T Superconvergence of Piecewise Polynomial Galer kin Approximations for Fredholm Integral Equations of the Second Kind. %J Numerische Mathematik %D 1978 %P 63-70 %V 31 %I mathdoc %U http://geodesic.mathdoc.fr/item/NUMA_1978__31_132567/ %F NUMA_1978__31_132567