%0 Journal Article %A Kinderlehrer, David %A Stampacchia, Guido %T A free boundary value problem in potential theory %J Annales de l'Institut Fourier %D 1975 %P 323-344 %V 25 %N 3-4 %I Institut Fourier %C Grenoble %U http://www.numdam.org/articles/10.5802/aif.587/ %R 10.5802/aif.587 %G en %F AIF_1975__25_3-4_323_0