%0 Journal Article %A A. S. Demidov %T Functional geometric method for solving free boundary problems for harmonic functions %J Trudy Matematicheskogo Instituta imeni V.A. Steklova %D 2010 %P 1-94 %V 65 %N 1 %I mathdoc %U http://geodesic.mathdoc.fr/item/RM_2010_65_1_a0/ %G en %F RM_2010_65_1_a0