%0 Journal Article %A A. Katavolos %T Commutators of quasinilpotents and invariant subspaces %J Studia Mathematica %D 1998 %P 159-169 %V 128 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm-128-2-159-169/ %R 10.4064/sm-128-2-159-169 %G en %F 10_4064_sm_128_2_159_169