%0 Journal Article %A Richard Bagby %T A difference quotient norm for spaces of quasi-homogeneous Bessel potentials %J Studia Mathematica %D 1971 %P 41-48 %V 40 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4064/sm-40-1-41-48/ %R 10.4064/sm-40-1-41-48 %G en %F 10_4064_sm_40_1_41_48