%0 Journal Article %A Y. Cheng %T For Inequalities From PDE %J Mathematica balkanica %D 1998 %P 303 %V 12 %N 3-4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MABA_1998_12_3-4_a5/ %F MABA_1998_12_3-4_a5