%0 Journal Article %A Vladimir Lebedev %T The Bohr–Pál theorem and the Sobolev space $W_2^{1/2}$ %J Studia Mathematica %D 2015 %P 73-81 %V 231 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4064/sm8438-1-2016/ %R 10.4064/sm8438-1-2016 %G de %F 10_4064_sm8438_1_2016