%0 Journal Article %A Arthur Lubin %T Spectral characterization of two-sided ideals in Banach algebras %J Studia Mathematica %D 1980 %P 315-319 %V 67 %N 3 %U http://geodesic.mathdoc.fr/articles/10.4064/sm-67-3-315-319/ %R 10.4064/sm-67-3-315-319 %G en %F 10_4064_sm_67_3_315_319