TY - JOUR AU - A. A. Kalinkin AU - Yu. M. Laevsky TI - Iterative solver for systems of linear equations with a~sparse stiffness matrix for clusters JO - Sibirskij žurnal vyčislitelʹnoj matematiki PY - 2012 SP - 223 EP - 228 VL - 15 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/SJVM_2012_15_2_a12/ LA - ru ID - SJVM_2012_15_2_a12 ER -