%0 Journal Article %A Felipe Zo %T A note on approximation of the identity %J Studia Mathematica %D 1976 %P 111-122 %V 55 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm-55-2-111-122/ %R 10.4064/sm-55-2-111-122 %G en %F 10_4064_sm_55_2_111_122