%0 Journal Article %A S. Bourne %T On normed semialgebras %J Studia Mathematica %D 1961 %P 45-54 %V 21 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm-21-1-45-54/ %R 10.4064/sm-21-1-45-54 %G de %F 10_4064_sm_21_1_45_54