%0 Journal Article %A L. A. Krukier %T On a~sufficient condition for the convergence of iteration methods with a~nonselfadjoint initial operator %J Izvestiâ vysših učebnyh zavedenij. Matematika %D 1981 %P 75-76 %N 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/IVM_1981_9_a16/ %G ru %F IVM_1981_9_a16