%0 Journal Article %A E. Strzelecki %T Metric properties of normed algebras %J Studia Mathematica %D 1963 %P 41-51 %V 23 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm-23-1-41-51/ %R 10.4064/sm-23-1-41-51 %G en %F 10_4064_sm_23_1_41_51