%0 Journal Article %A Ham, Yoonmi %A Ko, Youngsang %T $C^{\infty}$ interfaces of solutions for one-dimensional parabolic $p$-Laplacian equations %J Electronic Journal of Differential Equations %D 1999 %V 1999 %I mathdoc %U http://geodesic.mathdoc.fr/item/EJDE_1999__1999__a100/ %G en %F EJDE_1999__1999__a100