%0 Journal Article %A RĂ¼diger Landes %T Quasilinear Elliptic Operations and Weak Solutions of the Euler Equation. %J Manuscripta mathematica %D 1979 %P 47-72 %V 27 %I mathdoc %U http://geodesic.mathdoc.fr/item/MM2_1979__27_154603/ %F MM2_1979__27_154603