%0 Journal Article %A A. V. Vasin %A S. V. Kislyakov %A A. N. Medvedev %T Local smoothness of an analytic function compared to the smoothness of its modulus %J Algebra i analiz %D 2013 %P 52-85 %V 25 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/AA_2013_25_3_a1/ %G ru %F AA_2013_25_3_a1