%0 Journal Article %A T. A. Dolgova %T External finite-element approximations of three-dimensional problems in elasticity theory %J Differencialʹnye uravneniâ %D 1995 %P 1927-1929 %V 31 %N 11 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1995_31_11_a21/ %G ru %F DE_1995_31_11_a21