TY - JOUR AU - N. V. Ardelyan AU - E. I. Nagaeva TI - On the convergence of iterations for systems of two linear operator equations JO - Matematičeskoe modelirovanie PY - 1989 SP - 120 EP - 132 VL - 1 IS - 12 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MM_1989_1_12_a9/ LA - ru ID - MM_1989_1_12_a9 ER -