%0 Journal Article %A Dietmar Kröner %T Asymptotic Expansions of the Pressure and the Free Boundary for Flows through Porous Media. %J Manuscripta mathematica %D 1983 %P 131-154 %V 44 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM2_1983__44_154964/ %F MM2_1983__44_154964