%0 Journal Article %A V. G. Prikazchikov %A A. N. Khimich %T The difference eigenvalue problem for a fourth order elliptic operator with mixed boundary conditions %J Žurnal vyčislitelʹnoj matematiki i matematičeskoj fiziki %D 1985 %P 1486-1495 %V 25 %N 10 %I mathdoc %U http://geodesic.mathdoc.fr/item/ZVMMF_1985_25_10_a4/ %G ru %F ZVMMF_1985_25_10_a4