%0 Journal Article %A V. G. Prikazchikov %T Accuracy of a discrete analogue of the spectral problem for an operator of the linear theory of elasticity %J Differencialʹnye uravneniâ %D 1999 %P 273-279 %V 35 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1999_35_2_a12/ %G ru %F DE_1999_35_2_a12