TY - JOUR AU - Damascelli, Lucio TI - Comparison theorems for some quasilinear degenerate elliptic operators and applications to symmetry and monotonicity results JO - Annales de l'I.H.P. Analyse non linéaire PY - 1998 SP - 493 EP - 516 VL - 15 IS - 4 PB - Gauthier-Villars UR - http://archive.numdam.org/item/AIHPC_1998__15_4_493_0/ LA - en ID - AIHPC_1998__15_4_493_0 ER -