%0 Journal Article %A Aleksandrov, Aleksei %A Peller, Vladimir %T Functions of perturbed operators %J Comptes Rendus. Mathématique %D 2009 %P 483-488 %V 347 %N 9-10 %I Elsevier %U http://www.numdam.org/articles/10.1016/j.crma.2009.03.004/ %R 10.1016/j.crma.2009.03.004 %G en %F CRMATH_2009__347_9-10_483_0