%0 Journal Article %A A. K. Alekseev %A A. E. Bondarev %T On a posteriori estimation of the approximation error norm for an ensemble of independent solutions %J Sibirskij žurnal vyčislitelʹnoj matematiki %D 2020 %P 233-248 %V 23 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/SJVM_2020_23_3_a0/ %G ru %F SJVM_2020_23_3_a0