%0 Journal Article %A Stephan Dahlke %T Besov Regularity for Second Order Elliptic Boundary Value Problems with Variable Coefficients. %J Manuscripta mathematica %D 1998 %P 59-78 %V 95 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM2_1998__95_3_156360/ %F MM2_1998__95_3_156360