%0 Journal Article %A Tommy Elfving %A Lars-Erik Andersson %T An Algorithm for Computing Constrained Smoothing Spline Functions. %J Numerische Mathematik %D 1987 %P 583-596 %V 52 %N 5 %I mathdoc %U http://geodesic.mathdoc.fr/item/NUMA_1987__52_5_133254/ %F NUMA_1987__52_5_133254