%0 Journal Article %A S. L. Lapko %T Adaptation of the time grid for difference schemes for the solution of equations in mathematical physics %J Differencialʹnye uravneniâ %D 1993 %P 1200-1209 %V 29 %N 7 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1993_29_7_a11/ %G ru %F DE_1993_29_7_a11