%0 Journal Article %A Oswald, P. %T On a priori estimates for positive solutions of a semilinear biharmonic equation in a ball %J Commentationes Mathematicae Universitatis Carolinae %D 1985 %P 565-577 %V 26 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMUC_1985__26_3_a9/ %G en %F CMUC_1985__26_3_a9