TY - JOUR AU - Chang-Mu Chu AU - Chun-Lei Tang TI - Multiple Results for Critical Quasilinear Elliptic Systems Involving Concave-Convex Nonlinearities and Sign-Changing Weight Functions JO - Bulletin of the Malaysian Mathematical Society PY - 2013 VL - 36 IS - 3 UR - http://geodesic.mathdoc.fr/item/BMMS_2013_36_3_a21/ ID - BMMS_2013_36_3_a21 ER -