%0 Journal Article %A C. Costara %A D. Popa %T Effective determination of all the Hahn-Banach extensions of some linear and continuous functionals %J Analele Universităţii "Ovidius" Constanţa Seria Matematică %D 2001 %V IX %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/item/ASUO_2001_IX_2_a5/ %F ASUO_2001_IX_2_a5