%0 Journal Article %A Josef Stoer %A Bingsheng He %T Solution of projection problems over polytopes. %J Numerische Mathematik %D 1992 %P 73-90 %V 61 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/NUMA_1992__61_3_133611/ %F NUMA_1992__61_3_133611