%0 Journal Article %A V. S. Shul'Man %T Operators preserving ideals in C*-algebras %J Studia Mathematica %D 1994 %P 67-72 %V 109 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm-109-1-67-72/ %R 10.4064/sm-109-1-67-72 %G en %F 10_4064_sm_109_1_67_72