%0 Journal Article %A N. T. Amanov %T Approximation of functions continuous on a~half-line by Szasz--Mirak'yan operators %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1987 %P 27-28 %V 180 %I mathdoc %U http://geodesic.mathdoc.fr/item/TM_1987_180_a5/ %G ru %F TM_1987_180_a5