TY - JOUR AU - Seppo Granlund TI - A Phragmén - Lindelöf Principle for Subsolutions of Quasi - Linear Equations. JO - Manuscripta mathematica PY - 1981 SP - 355 EP - 365 VL - 36 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MM2_1981__36_154822/ ID - MM2_1981__36_154822 ER -