%0 Journal Article %A N. A. Davydov %T Over-summability of a power series by Cesàro's methods %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1963 %V 18 %N 4 %U http://geodesic.mathdoc.fr/item/RM_1963_18_4_a5/ %G ru %F RM_1963_18_4_a5