%0 Journal Article %A Daskalopoulos, P. %A Hamilton, R. %T Regularity of the free boundary for the porous medium equation %J Journal of the American Mathematical Society %D 1998 %P 899-965 %V 11 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-98-00277-X/ %R 10.1090/S0894-0347-98-00277-X %F 10_1090_S0894_0347_98_00277_X