%0 Journal Article %A L. A. Ostrovetskii %T On efficent approximation of solutions of multipoint boundary value problems %J Informatics and Automation %D 1987 %P 171-172 %V 180 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1987_180_a101/ %G ru %F TRSPY_1987_180_a101