TY - JOUR AU - Saadi, Abderachid TI - Continuity of the free boundary in elliptic problems with Neumann boundary condition JO - Electronic Journal of Differential Equations PY - 2015 VL - 2015 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/EJDE_2015__2015__a83/ LA - en ID - EJDE_2015__2015__a83 ER -