%0 Journal Article %A Hans Wallin %T The Trace to the Boundary of Sobolev spaces on a snowflake. %J Manuscripta mathematica %D 1991 %P 117-126 %V 73 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM2_1991__73_1_155658/ %F MM2_1991__73_1_155658