%0 Journal Article %A Piotr Budzy/nski %A Jan Stochel %T Joint subnormality of $n$-tuples and $C_0$-semigroups of composition operators on $L^2$-spaces, II %J Studia Mathematica %D 2009 %P 29-52 %V 193 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4064/sm193-1-2/ %R 10.4064/sm193-1-2 %G en %F 10_4064_sm193_1_2