%0 Journal Article %A V. N. Maklakov %T The use of pseudoresiduals in the study of convergence of~unstable difference boundary value problems for~linear~nonhomogeneous ordinary second-order differential equations %J Journal of Samara State Technical University, Ser. Physical and Mathematical Sciences %D 2022 %P 140-178 %V 26 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/VSGTU_2022_26_1_a7/ %G ru %F VSGTU_2022_26_1_a7