%0 Journal Article %A M. Cambern %T Isometries of certain Banach algebras %J Studia Mathematica %D 1964 %P 217-225 %V 25 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm-25-2-217-225/ %R 10.4064/sm-25-2-217-225 %G en %F 10_4064_sm_25_2_217_225