%0 Journal Article %A I. I. Danilyuk %T On an~elliptic problem with free boundary %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 1985 %P 173-174 %V 40 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_1985_40_4_a28/ %G en %F RM_1985_40_4_a28