%0 Journal Article %A Yu. I. Khudak %T Two inclusion theorems for a method of generalized summation of $T\{\lambda_k\}$ series %J Doklady Akademii Nauk %D 1972 %P 1284-1287 %V 202 %N 6 %I mathdoc %U http://geodesic.mathdoc.fr/item/DAN_1972_202_6_a11/ %G ru %F DAN_1972_202_6_a11