TY - JOUR AU - Matts Essén AU - Vladimir Eiderman TI - On Exceptional Sets for Superharmonic Functions in a Halfspace: An Inverse Problem. JO - Mathematica Scandinavica PY - 1995 SP - 273 EP - 288 VL - 76 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MS2_1995__76_2_167343/ ID - MS2_1995__76_2_167343 ER -