%0 Journal Article %A N. T. Amanov %T On the approximation of continuous functions by Szász–Mirak'yan operators %J Doklady Akademii Nauk %D 1987 %P 11-14 %V 293 %N 1 %U http://geodesic.mathdoc.fr/item/DAN_1987_293_1_a0/ %G ru %F DAN_1987_293_1_a0