%0 Journal Article %A Fiedler, Miroslav %A Pták, Vlastimil %T Some results on matrices of class $K$ and their application to the convergence rate of iteration procedures %J Czechoslovak Mathematical Journal %D 1966 %P 260-273 %V 16 %N 2 %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1966.100728/ %R 10.21136/CMJ.1966.100728 %G en %F 10_21136_CMJ_1966_100728