%0 Journal Article %A K. M. Makmak %T On $A$-convolutions of Laurent series in a~circular annulus %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1965 %V 20 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1965_20_1_a14/ %G ru %F RM_1965_20_1_a14