%0 Journal Article %A A. D. Lyashko %A M. R. Timerbaev %T Estimates for the accuracy of schemes of the finite element method for second-order degenerate elliptic equations %J Differencialʹnye uravneniâ %D 1993 %P 1210-1215 %V 29 %N 7 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1993_29_7_a12/ %G ru %F DE_1993_29_7_a12