%0 Journal Article %A Yang, Ke-Ben %A Zhou, Ze-Hua %T Essential norm of the difference of composition operators on Bloch space %J Czechoslovak Mathematical Journal %D 2010 %P 1139-1152 %V 60 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMJ_2010__60_4_a21/ %G en %F CMJ_2010__60_4_a21