TY - JOUR AU - Göran Wanby TI - A generalization of the Phragmén-Lindelöf principle for elliptic differential equations. JO - Mathematica Scandinavica PY - 1978 SP - 259 EP - 274 VL - 43 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MS2_1978__43_166619/ ID - MS2_1978__43_166619 ER -