%0 Journal Article %A Plemmons, R. J. %T Direct iterative methods for linear systems using weak splittings %J Acta Universitatis Carolinae. Mathematica et Physica %D 1974 %P 117-120 %V 15 %N 1-2 %I mathdoc %U http://geodesic.mathdoc.fr/item/AUCMP_1974__15_1-2_a24/ %G en %F AUCMP_1974__15_1-2_a24