%0 Journal Article %A M.F. Hutchinson %A F.R. de Hoog %T An Efficient Method for Calculating Smoothing Splines Using Orthogonal Transformations. %J Numerische Mathematik %D 1986 %P 311-320 %V 50 %I mathdoc %U http://geodesic.mathdoc.fr/item/NUMA_1986__50_133156/ %F NUMA_1986__50_133156