%0 Journal Article %A V. G. Prikazchikov %T Asymptotic estimate of the accuracy of the discrete spectral problem of a fourth-order equation %J Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki %D 1991 %P 372-380 %V 31 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZVMMF_1991_31_3_a3/ %G ru %F ZVMMF_1991_31_3_a3