TY - JOUR AU - Acker, Andrew F. AU - Lancaster, Kirk E. TI - Qualitative behavior of axial-symmetric solutions of elliptic free boundary problems JO - Electronic Journal of Differential Equations PY - 1997 VL - 1997 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/EJDE_1997__1997__a12/ LA - en ID - EJDE_1997__1997__a12 ER -