TY - JOUR AU - Neil S. Trudinger TI - Local Estimates for Subsolutions and Supersolutions of General Second Order Elliptic Quasilinear Equations. JO - Inventiones mathematicae PY - 1980 SP - 67 EP - 80 VL - 61 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IM_1980__61_142753/ ID - IM_1980__61_142753 ER -