%0 Journal Article %A V. Gol'dshtein %A A. Ukhlov %T Brennan's conjecture for composition operators on Sobolev spaces %J Eurasian mathematical journal %D 2012 %P 35-43 %V 3 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/EMJ_2012_3_4_a3/ %G en %F EMJ_2012_3_4_a3