%0 Journal Article %A A. A. Kalinkin %A Yu. M. Laevsky %T Iterative solver for systems of linear equations with a~sparse stiffness matrix for clusters %J Sibirskij žurnal vyčislitelʹnoj matematiki %D 2012 %P 223-228 %V 15 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/SJVM_2012_15_2_a12/ %G ru %F SJVM_2012_15_2_a12