%0 Journal Article %A Yu. E. Boyarintsev %T Convergence of difference schemes for equations with variable coefficients %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1966 %P 16-37 %V 74 %I mathdoc %U http://geodesic.mathdoc.fr/item/TM_1966_74_a2/ %G ru %F TM_1966_74_a2