%0 Journal Article %A V. N. Abrashin %A N. G. Zhadaeva %T The convergence rate of economical iterative methods for stationary problems of mathematical physics %J Differencialʹnye uravneniâ %D 2000 %P 1220-1229 %V 36 %N 9 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_2000_36_9_a6/ %G ru %F DE_2000_36_9_a6