%0 Journal Article %A Vesentini Е. %T Subharmonicity in Banach algebras %J Informatics and Automation %D 1984 %P 28-31 %V 163 %I mathdoc %U http://geodesic.mathdoc.fr/item/TRSPY_1984_163_a7/ %G en %F TRSPY_1984_163_a7