%0 Journal Article %A R.L. Johnston %A D.D. Olesky %T On the Computation of Inclusion Regions for Partitioned Matrices. %J Numerische Mathematik %D 1972 %P 238-247 %V 19 %I mathdoc %U http://geodesic.mathdoc.fr/item/NUMA_1972__19_132150/ %F NUMA_1972__19_132150