%0 Journal Article %A Boyd, A. V. %T Multiplication of Strongly Summable Series %J Glasgow mathematical journal %D 1958 %P 29-33 %V 4 %N 1 %U http://geodesic.mathdoc.fr/articles/10.1017/S2040618500033815/ %R 10.1017/S2040618500033815 %F 10_1017_S2040618500033815