%0 Journal Article %A K. Frączek %A M. Wysokińska %T Note on the isomorphism problem for weighted unitary operators associated with a nonsingular automorphism %J Colloquium Mathematicum %D 2008 %P 201-204 %V 110 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/cm110-1-8/ %R 10.4064/cm110-1-8 %G en %F 10_4064_cm110_1_8