%0 Journal Article %A R. M. Aliev %T Optimal quadrature formulas on the solution sets of boundary value problems %J Differencialʹnye uravneniâ %D 1989 %P 1161-1171 %V 25 %N 7 %I mathdoc %U http://geodesic.mathdoc.fr/item/DE_1989_25_7_a8/ %G ru %F DE_1989_25_7_a8