%0 Journal Article %A Vaníček, Jiří %T A theorem of Hahn-Banach type for locally convex topological spaces %J Commentationes Mathematicae Universitatis Carolinae %D 1964 %P 145-157 %V 5 %N 3 %U http://geodesic.mathdoc.fr/item/CMUC_1964_5_3_a5/ %G en %F CMUC_1964_5_3_a5