%0 Journal Article %A Piotr Niemiec %T Separate and joint similarity to families of normal operators %J Studia Mathematica %D 2002 %P 39-62 %V 149 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/sm149-1-3/ %R 10.4064/sm149-1-3 %G en %F 10_4064_sm149_1_3