%0 Journal Article %A W. Niethammer %A R. Varga %A M. Eiermann %T A Study of Semiiterative Methods for Nonsymmetric Systems of Linear Equations. %J Numerische Mathematik %D 1985 %P 505-534 %V 47 %I mathdoc %U http://geodesic.mathdoc.fr/item/NUMA_1985__47_133048/ %F NUMA_1985__47_133048