%0 Journal Article %A R. R. Akopyan %T An analogue of the two-constants theorem and optimal recovery of analytic functions %J Sbornik. Mathematics %D 2019 %P 1348-1360 %V 210 %N 10 %I mathdoc %U http://geodesic.mathdoc.fr/item/SM_2019_210_10_a0/ %G en %F SM_2019_210_10_a0