%0 Journal Article %A Mark Allen %A Arshak Petrosyan %T A two-phase problem with a lower-dimensional free boundary %J Interfaces and free boundaries %D 2012 %P 307-342 %V 14 %N 3 %U http://geodesic.mathdoc.fr/articles/10.4171/ifb/283/ %R 10.4171/ifb/283 %F 10_4171_ifb_283